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Mozilla » Thunderbird : Security Vulnerabilities (CVSS score between 6 and 6.99)

CVSS Scores Greater Than: 0   1   2   3   4   5   6   7   8   9  
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# CVE ID CWE ID # of Exploits Vulnerability Type(s) Publish Date Update Date Score Gained Access Level Access Complexity Authentication Conf. Integ. Avail.
1 CVE-2021-43539 416 2021-12-08 2022-12-09
6.8
 None Remote Medium Not required Partial Partial Partial
Failure to correctly record the location of live pointers across wasm instance calls resulted in a GC occurring within the call not tracing those live pointers. This could have led to a use-after-free causing a potentially exploitable crash. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.
2 CVE-2021-43537 704 2021-12-08 2022-12-09
6.8
 None Remote Medium Not required Partial Partial Partial
An incorrect type conversion of sizes from 64bit to 32bit integers allowed an attacker to corrupt memory leading to a potentially exploitable crash. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.
3 CVE-2021-43535 416 Mem. Corr. 2021-12-08 2022-03-17
6.8
 None Remote Medium Not required Partial Partial Partial
A use-after-free could have occured when an HTTP2 session object was released on a different thread, leading to memory corruption and a potentially exploitable crash. This vulnerability affects Firefox < 93, Thunderbird < 91.3, and Firefox ESR < 91.3.
4 CVE-2021-43534 787 Mem. Corr. 2021-12-08 2022-03-17
6.8
 None Remote Medium Not required Partial Partial Partial
Mozilla developers and community members reported memory safety bugs present in Firefox 93 and Firefox ESR 91.2. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 94, Thunderbird < 91.3, and Firefox ESR < 91.3.
5 CVE-2021-38504 416 Mem. Corr. 2021-12-08 2022-12-09
6.8
 None Remote Medium Not required Partial Partial Partial
When interacting with an HTML input element's file picker dialog with webkitdirectory set, a use-after-free could have resulted, leading to memory corruption and a potentially exploitable crash. This vulnerability affects Firefox < 94, Thunderbird < 91.3, and Firefox ESR < 91.3.
6 CVE-2021-38501 Mem. Corr. 2021-11-03 2021-11-04
6.8
 None Remote Medium Not required Partial Partial Partial
Mozilla developers reported memory safety bugs present in Firefox 92 and Firefox ESR 91.1. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 93, Thunderbird < 91.2, and Firefox ESR < 91.2.
7 CVE-2021-38500 Mem. Corr. 2021-11-03 2022-03-17
6.8
 None Remote Medium Not required Partial Partial Partial
Mozilla developers reported memory safety bugs present in Firefox 92 and Firefox ESR 91.1. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Thunderbird < 78.15, Thunderbird < 91.2, Firefox ESR < 91.2, Firefox ESR < 78.15, and Firefox < 93.
8 CVE-2021-38496 416 Mem. Corr. 2021-11-03 2022-03-17
6.8
 None Remote Medium Not required Partial Partial Partial
During operations on MessageTasks, a task may have been removed while it was still scheduled, resulting in memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 78.15, Thunderbird < 91.2, Firefox ESR < 91.2, Firefox ESR < 78.15, and Firefox < 93.
9 CVE-2021-38495 787 Mem. Corr. 2021-11-03 2022-12-09
6.8
 None Remote Medium Not required Partial Partial Partial
Mozilla developers reported memory safety bugs present in Thunderbird 78.13.0. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Thunderbird < 91.1 and Firefox ESR < 91.1.
10 CVE-2021-38493 787 Mem. Corr. 2021-11-03 2022-12-09
6.8
 None Remote Medium Not required Partial Partial Partial
Mozilla developers reported memory safety bugs present in Firefox 91 and Firefox ESR 78.13. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox ESR < 78.14, Thunderbird < 78.14, and Firefox < 92.
11 CVE-2021-29989 787 Mem. Corr. 2021-08-17 2022-12-09
6.8
 None Remote Medium Not required Partial Partial Partial
Mozilla developers reported memory safety bugs present in Firefox 90 and Firefox ESR 78.12. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Thunderbird < 78.13, Firefox ESR < 78.13, and Firefox < 91.
12 CVE-2021-29988 125 Mem. Corr. 2021-08-17 2022-12-09
6.8
 None Remote Medium Not required Partial Partial Partial
Firefox incorrectly treated an inline list-item element as a block element, resulting in an out of bounds read or memory corruption, and a potentially exploitable crash. This vulnerability affects Thunderbird < 78.13, Thunderbird < 91, Firefox ESR < 78.13, and Firefox < 91.
13 CVE-2021-29985 416 Mem. Corr. 2021-08-17 2022-12-09
6.8
 None Remote Medium Not required Partial Partial Partial
A use-after-free vulnerability in media channels could have led to memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 78.13, Thunderbird < 91, Firefox ESR < 78.13, and Firefox < 91.
14 CVE-2021-29984 787 Mem. Corr. 2021-08-17 2022-12-09
6.8
 None Remote Medium Not required Partial Partial Partial
Instruction reordering resulted in a sequence of instructions that would cause an object to be incorrectly considered during garbage collection. This led to memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 78.13, Thunderbird < 91, Firefox ESR < 78.13, and Firefox < 91.
15 CVE-2021-29981 2021-08-17 2022-03-16
6.8
 None Remote Medium Not required Partial Partial Partial
An issue present in lowering/register allocation could have led to obscure but deterministic register confusion failures in JITted code that would lead to a potentially exploitable crash. This vulnerability affects Firefox < 91 and Thunderbird < 91.
16 CVE-2021-29980 909 Mem. Corr. 2021-08-17 2022-12-09
6.8
 None Remote Medium Not required Partial Partial Partial
Uninitialized memory in a canvas object could have caused an incorrect free() leading to memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 78.13, Thunderbird < 91, Firefox ESR < 78.13, and Firefox < 91.
17 CVE-2021-29976 787 Mem. Corr. 2021-08-05 2022-12-09
6.8
 None Remote Medium Not required Partial Partial Partial
Mozilla developers reported memory safety bugs present in code shared between Firefox and Thunderbird. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Thunderbird < 78.12, Firefox ESR < 78.12, and Firefox < 90.
18 CVE-2021-29967 787 Mem. Corr. 2021-06-24 2022-12-09
6.8
 None Remote Medium Not required Partial Partial Partial
Mozilla developers reported memory safety bugs present in Firefox 88 and Firefox ESR 78.11. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Thunderbird < 78.11, Firefox < 89, and Firefox ESR < 78.11.
19 CVE-2021-29946 190 Overflow Bypass 2021-06-24 2021-06-25
6.8
 None Remote Medium Not required Partial Partial Partial
Ports that were written as an integer overflow above the bounds of a 16-bit integer could have bypassed port blocking restrictions when used in the Alt-Svc header. This vulnerability affects Firefox ESR < 78.10, Thunderbird < 78.10, and Firefox < 88.
20 CVE-2021-24002 88 2021-06-24 2021-07-02
6.8
 None Remote Medium Not required Partial Partial Partial
When a user clicked on an FTP URL containing encoded newline characters (%0A and %0D), the newlines would have been interpreted as such and allowed arbitrary commands to be sent to the FTP server. This vulnerability affects Firefox ESR < 78.10, Thunderbird < 78.10, and Firefox < 88.
21 CVE-2021-23999 269 2021-06-24 2022-04-26
6.8
 None Remote Medium Not required Partial Partial Partial
If a Blob URL was loaded through some unusual user interaction, it could have been loaded by the System Principal and granted additional privileges that should not be granted to web content. This vulnerability affects Firefox ESR < 78.10, Thunderbird < 78.10, and Firefox < 88.
22 CVE-2021-23994 909 Mem. Corr. 2021-06-24 2021-07-02
6.8
 None Remote Medium Not required Partial Partial Partial
A WebGL framebuffer was not initialized early enough, resulting in memory corruption and an out of bound write. This vulnerability affects Firefox ESR < 78.10, Thunderbird < 78.10, and Firefox < 88.
23 CVE-2021-23987 787 Mem. Corr. 2021-03-31 2022-05-03
6.8
 None Remote Medium Not required Partial Partial Partial
Mozilla developers and community members reported memory safety bugs present in Firefox 86 and Firefox ESR 78.8. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox ESR < 78.9, Firefox < 87, and Thunderbird < 78.9.
24 CVE-2021-23978 Mem. Corr. 2021-02-26 2022-05-27
6.8
 None Remote Medium Not required Partial Partial Partial
Mozilla developers reported memory safety bugs present in Firefox 85 and Firefox ESR 78.7. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 86, Thunderbird < 78.8, and Firefox ESR < 78.8.
25 CVE-2021-23964 787 Mem. Corr. 2021-02-26 2022-05-03
6.8
 None Remote Medium Not required Partial Partial Partial
Mozilla developers reported memory safety bugs present in Firefox 84 and Firefox ESR 78.6. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 85, Thunderbird < 78.7, and Firefox ESR < 78.7.
26 CVE-2021-23960 2021-02-26 2021-03-03
6.8
 None Remote Medium Not required Partial Partial Partial
Performing garbage collection on re-declared JavaScript variables resulted in a user-after-poison, and a potentially exploitable crash. This vulnerability affects Firefox < 85, Thunderbird < 78.7, and Firefox ESR < 78.7.
27 CVE-2021-23954 843 Mem. Corr. 2021-02-26 2021-03-03
6.8
 None Remote Medium Not required Partial Partial Partial
Using the new logical assignment operators in a JavaScript switch statement could have caused a type confusion, leading to a memory corruption and a potentially exploitable crash. This vulnerability affects Firefox < 85, Thunderbird < 78.7, and Firefox ESR < 78.7.
28 CVE-2020-35113 787 Mem. Corr. 2021-01-07 2021-01-12
6.8
 None Remote Medium Not required Partial Partial Partial
Mozilla developers reported memory safety bugs present in Firefox 83 and Firefox ESR 78.5. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 84, Thunderbird < 78.6, and Firefox ESR < 78.6.
29 CVE-2020-26974 787 Mem. Corr. 2021-01-07 2021-01-12
6.8
 None Remote Medium Not required Partial Partial Partial
When flex-basis was used on a table wrapper, a StyleGenericFlexBasis object could have been incorrectly cast to the wrong type. This resulted in a heap user-after-free, memory corruption, and a potentially exploitable crash. This vulnerability affects Firefox < 84, Thunderbird < 78.6, and Firefox ESR < 78.6.
30 CVE-2020-26973 Bypass 2021-01-07 2021-01-11
6.8
 None Remote Medium Not required Partial Partial Partial
Certain input to the CSS Sanitizer confused it, resulting in incorrect components being removed. This could have been used as a sanitizer bypass. This vulnerability affects Firefox < 84, Thunderbird < 78.6, and Firefox ESR < 78.6.
31 CVE-2020-26971 787 Overflow 2021-01-07 2021-01-11
6.8
 None Remote Medium Not required Partial Partial Partial
Certain blit values provided by the user were not properly constrained leading to a heap buffer overflow on some video drivers. This vulnerability affects Firefox < 84, Thunderbird < 78.6, and Firefox ESR < 78.6.
32 CVE-2020-26959 416 Mem. Corr. 2020-12-09 2020-12-10
6.8
 None Remote Medium Not required Partial Partial Partial
During browser shutdown, reference decrementing could have occured on a previously freed object, resulting in a use-after-free, memory corruption, and a potentially exploitable crash. This vulnerability affects Firefox < 83, Firefox ESR < 78.5, and Thunderbird < 78.5.
33 CVE-2020-15678 416 2020-10-01 2022-11-16
6.8
 None Remote Medium Not required Partial Partial Partial
When recursing through graphical layers while scrolling, an iterator may have become invalid, resulting in a potential use-after-free. This occurs because the function APZCTreeManager::ComputeClippedCompositionBounds did not follow iterator invalidation rules. This vulnerability affects Firefox < 81, Thunderbird < 78.3, and Firefox ESR < 78.3.
34 CVE-2020-15673 416 Mem. Corr. 2020-10-01 2022-04-28
6.8
 None Remote Medium Not required Partial Partial Partial
Mozilla developers reported memory safety bugs present in Firefox 80 and Firefox ESR 78.2. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 81, Thunderbird < 78.3, and Firefox ESR < 78.3.
35 CVE-2020-15670 763 Mem. Corr. 2020-10-01 2021-07-21
6.8
 None Remote Medium Not required Partial Partial Partial
Mozilla developers reported memory safety bugs present in Firefox for Android 79. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 80, Firefox ESR < 78.2, Thunderbird < 78.2, and Firefox for Android < 80.
36 CVE-2020-15669 416 2020-10-01 2020-10-02
6.8
 None Remote Medium Not required Partial Partial Partial
When aborting an operation, such as a fetch, an abort signal may be deleted while alerting the objects to be notified. This results in a use-after-free and we presume that with enough effort it could have been exploited to run arbitrary code. This vulnerability affects Firefox ESR < 68.12 and Thunderbird < 68.12.
37 CVE-2020-12387 362 2020-05-26 2021-12-14
6.8
 None Remote Medium Not required Partial Partial Partial
A race condition when running shutdown code for Web Worker led to a use-after-free vulnerability. This resulted in a potentially exploitable crash. This vulnerability affects Firefox ESR < 68.8, Firefox < 76, and Thunderbird < 68.8.0.
38 CVE-2020-6822 787 2020-04-24 2020-05-01
6.8
 None Remote Medium Not required Partial Partial Partial
On 32-bit builds, an out of bounds write could have occurred when processing an image larger than 4 GB in <code>GMPDecodeData</code>. It is possible that with enough effort this could have been exploited to run arbitrary code. This vulnerability affects Thunderbird < 68.7.0, Firefox ESR < 68.7, and Firefox < 75.
39 CVE-2020-6820 362 2020-04-24 2022-07-12
6.8
 None Remote Medium Not required Partial Partial Partial
Under certain conditions, when handling a ReadableStream, a race condition can cause a use-after-free. We are aware of targeted attacks in the wild abusing this flaw. This vulnerability affects Thunderbird < 68.7.0, Firefox < 74.0.1, and Firefox ESR < 68.6.1.
40 CVE-2020-6819 362 2020-04-24 2022-07-12
6.8
 None Remote Medium Not required Partial Partial Partial
Under certain conditions, when running the nsDocShell destructor, a race condition can cause a use-after-free. We are aware of targeted attacks in the wild abusing this flaw. This vulnerability affects Thunderbird < 68.7.0, Firefox < 74.0.1, and Firefox ESR < 68.6.1.
41 CVE-2020-6811 77 Exec Code 2020-03-25 2022-04-11
6.8
 None Remote Medium Not required Partial Partial Partial
The 'Copy as cURL' feature of Devtools' network tab did not properly escape the HTTP method of a request, which can be controlled by the website. If a user used the 'Copy as Curl' feature and pasted the command into a terminal, it could have resulted in command injection and arbitrary command execution. This vulnerability affects Thunderbird < 68.6, Firefox < 74, Firefox < ESR68.6, and Firefox ESR < 68.6.
42 CVE-2020-6807 416 Exec Code 2020-03-25 2023-02-10
6.8
 None Remote Medium Not required Partial Partial Partial
When a device was changed while a stream was about to be destroyed, the <code>stream-reinit</code> task may have been executed after the stream was destroyed, causing a use-after-free and a potentially exploitable crash. This vulnerability affects Thunderbird < 68.6, Firefox < 74, Firefox < ESR68.6, and Firefox ESR < 68.6.
43 CVE-2020-6806 125 Mem. Corr. 2020-03-25 2023-02-03
6.8
 None Remote Medium Not required Partial Partial Partial
By carefully crafting promise resolutions, it was possible to cause an out-of-bounds read off the end of an array resized during script execution. This could have led to memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 68.6, Firefox < 74, Firefox < ESR68.6, and Firefox ESR < 68.6.
44 CVE-2020-6805 416 2020-03-25 2023-02-10
6.8
 None Remote Medium Not required Partial Partial Partial
When removing data about an origin whose tab was recently closed, a use-after-free could occur in the Quota manager, resulting in a potentially exploitable crash. This vulnerability affects Thunderbird < 68.6, Firefox < 74, Firefox < ESR68.6, and Firefox ESR < 68.6.
45 CVE-2020-6800 787 Mem. Corr. 2020-03-02 2022-01-01
6.8
 None Remote Medium Not required Partial Partial Partial
Mozilla developers and community members reported memory safety bugs present in Firefox 72 and Firefox ESR 68.4. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. In general, these flaws cannot be exploited through email in the Thunderbird product because scripting is disabled when reading mail, but are potentially risks in browser or browser-like contexts. This vulnerability affects Thunderbird < 68.5, Firefox < 73, and Firefox < ESR68.5.
46 CVE-2019-17026 843 2020-03-02 2022-11-16
6.8
 None Remote Medium Not required Partial Partial Partial
Incorrect alias information in IonMonkey JIT compiler for setting array elements could lead to a type confusion. We are aware of targeted attacks in the wild abusing this flaw. This vulnerability affects Firefox ESR < 68.4.1, Thunderbird < 68.4.1, and Firefox < 72.0.1.
47 CVE-2019-17012 787 Mem. Corr. 2020-01-08 2022-04-08
6.8
 None Remote Medium Not required Partial Partial Partial
Mozilla developers reported memory safety bugs present in Firefox 70 and Firefox ESR 68.2. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Thunderbird < 68.3, Firefox ESR < 68.3, and Firefox < 71.
48 CVE-2019-17008 416 2020-01-08 2020-01-16
6.8
 None Remote Medium Not required Partial Partial Partial
When using nested workers, a use-after-free could occur during worker destruction. This resulted in a potentially exploitable crash. This vulnerability affects Thunderbird < 68.3, Firefox ESR < 68.3, and Firefox < 71.
49 CVE-2019-17005 787 Overflow Mem. Corr. 2020-01-08 2022-04-08
6.8
 None Remote Medium Not required Partial Partial Partial
The plain text serializer used a fixed-size array for the number of <ol> elements it could process; however it was possible to overflow the static-sized array leading to memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 68.3, Firefox ESR < 68.3, and Firefox < 71.
50 CVE-2019-11764 787 Mem. Corr. 2020-01-08 2022-01-01
6.8
 None Remote Medium Not required Partial Partial Partial
Mozilla developers and community members reported memory safety bugs present in Firefox 69 and Firefox ESR 68.1. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could be exploited to run arbitrary code. This vulnerability affects Firefox < 70, Thunderbird < 68.2, and Firefox ESR < 68.2.
Total number of vulnerabilities : 154   Page : 1 (This Page)2 3 4
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