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Mozilla » Firefox Esr : Security Vulnerabilities Published In 2020 (Memory Corruption)

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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-2020-26968 787 Mem. Corr. 2020-12-09 2020-12-10
9.3
None Remote Medium Not required Complete Complete Complete
Mozilla developers reported memory safety bugs present in Firefox 82 and Firefox ESR 78.4. 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. This vulnerability affects Firefox < 83, Firefox ESR < 78.5, and Thunderbird < 78.5.
2 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.
3 CVE-2020-15683 Mem. Corr. 2020-10-22 2020-11-02
7.5
None Remote Low Not required Partial Partial Partial
Mozilla developers and community members reported memory safety bugs present in Firefox 81 and Firefox ESR 78.3. 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 < 78.4, Firefox < 82, and Thunderbird < 78.4.
4 CVE-2020-15673 763 Mem. Corr. 2020-10-01 2020-11-02
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.
5 CVE-2020-15670 763 Mem. Corr. 2020-10-01 2020-10-02
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.
6 CVE-2020-15659 787 Mem. Corr. 2020-08-10 2020-08-21
9.3
None Remote Medium Not required Complete Complete Complete
Mozilla developers and community members reported memory safety bugs present in Firefox 78 and Firefox ESR 78.0. 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 Firefox < 79, Firefox ESR < 68.11, Firefox ESR < 78.1, Thunderbird < 68.11, and Thunderbird < 78.1.
7 CVE-2020-12420 416 Mem. Corr. 2020-07-09 2020-07-27
9.3
None Remote Medium Not required Complete Complete Complete
When trying to connect to a STUN server, a race condition could have caused a use-after-free of a pointer, leading to memory corruption and a potentially exploitable crash. This vulnerability affects Firefox ESR < 68.10, Firefox < 78, and Thunderbird < 68.10.0.
8 CVE-2020-12419 416 Mem. Corr. 2020-07-09 2020-07-27
9.3
None Remote Medium Not required Complete Complete Complete
When processing callbacks that occurred during window flushing in the parent process, the associated window may die; causing a use-after-free condition. This could have led to memory corruption and a potentially exploitable crash. This vulnerability affects Firefox ESR < 68.10, Firefox < 78, and Thunderbird < 68.10.0.
9 CVE-2020-12417 119 Overflow Mem. Corr. 2020-07-09 2020-07-27
9.3
None Remote Medium Not required Complete Complete Complete
Due to confusion about ValueTags on JavaScript Objects, an object may pass through the type barrier, resulting in memory corruption and a potentially exploitable crash. *Note: this issue only affects Firefox on ARM64 platforms.* This vulnerability affects Firefox ESR < 68.10, Firefox < 78, and Thunderbird < 68.10.0.
10 CVE-2020-12410 119 Overflow Mem. Corr. 2020-07-09 2020-07-22
9.3
None Remote Medium Not required Complete Complete Complete
Mozilla developers reported memory safety bugs present in Firefox 76 and Firefox ESR 68.8. 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 Thunderbird < 68.9.0, Firefox < 77, and Firefox ESR < 68.9.
11 CVE-2020-12395 119 Overflow Mem. Corr. 2020-05-26 2020-06-12
10.0
None Remote Low Not required Complete Complete Complete
Mozilla developers and community members reported memory safety bugs present in Firefox 75 and Firefox ESR 68.7. 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 ESR < 68.8, Firefox < 76, and Thunderbird < 68.8.0.
12 CVE-2020-6831 120 Overflow Mem. Corr. 2020-05-26 2020-07-23
7.5
None Remote Low Not required Partial Partial Partial
A buffer overflow could occur when parsing and validating SCTP chunks in WebRTC. This could have led to memory corruption and a potentially exploitable crash. This vulnerability affects Firefox ESR < 68.8, Firefox < 76, and Thunderbird < 68.8.0.
13 CVE-2020-6825 119 Overflow Mem. Corr. 2020-04-24 2020-05-01
7.5
None Remote Low Not required Partial Partial Partial
Mozilla developers and community members Tyson Smith and Christian Holler reported memory safety bugs present in Firefox 74 and Firefox ESR 68.6. 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 Thunderbird < 68.7.0, Firefox ESR < 68.7, and Firefox < 75.
14 CVE-2020-6814 119 Overflow Mem. Corr. 2020-03-25 2020-04-22
7.5
None Remote Low Not required Partial Partial Partial
Mozilla developers reported memory safety bugs present in Firefox and Thunderbird 68.5. 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 Thunderbird < 68.6, Firefox < 74, Firefox < ESR68.6, and Firefox ESR < 68.6.
15 CVE-2020-6806 125 Mem. Corr. 2020-03-25 2020-04-22
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.
16 CVE-2020-6800 119 Overflow Mem. Corr. 2020-03-02 2020-03-12
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.
17 CVE-2020-6796 787 Mem. Corr. 2020-03-02 2020-03-12
6.8
None Remote Medium Not required Partial Partial Partial
A content process could have modified shared memory relating to crash reporting information, crash itself, and cause an out-of-bound write. This could have caused memory corruption and a potentially exploitable crash. This vulnerability affects Firefox < 73 and Firefox < ESR68.5.
18 CVE-2019-17024 120 Mem. Corr. 2020-01-08 2020-01-13
6.8
None Remote Medium Not required Partial Partial Partial
Mozilla developers reported memory safety bugs present in Firefox 71 and Firefox ESR 68.3. 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 < 68.4 and Firefox < 72.
19 CVE-2019-17012 120 Mem. Corr. 2020-01-08 2020-01-16
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.
20 CVE-2019-17005 120 Overflow Mem. Corr. 2020-01-08 2020-01-16
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.
21 CVE-2019-11764 416 Mem. Corr. 2020-01-08 2020-03-14
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.
22 CVE-2019-11758 119 Overflow Mem. Corr. 2020-01-08 2020-04-29
6.8
None Remote Medium Not required Partial Partial Partial
Mozilla community member Philipp reported a memory safety bug present in Firefox 68 when 360 Total Security was installed. This bug showed evidence of memory corruption in the accessibility engine and we presume that with enough effort that it could be exploited to run arbitrary code. This vulnerability affects Firefox < 69, Thunderbird < 68.2, and Firefox ESR < 68.2.
Total number of vulnerabilities : 22   Page : 1 (This Page)
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