Vulnerability Details : CVE-2019-11740
Mozilla developers and community members reported memory safety bugs present in Firefox 68, Firefox ESR 68, and Firefox 60.8. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Firefox < 69, Thunderbird < 68.1, Thunderbird < 60.9, Firefox ESR < 60.9, and Firefox ESR < 68.1.
Vulnerability category: Memory Corruption
Products affected by CVE-2019-11740
- cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:19.04:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
- cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2019-11740
0.73%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 81 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2019-11740
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST | |
|
8.8
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
CWE ids for CVE-2019-11740
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2019-11740
-
https://www.mozilla.org/security/advisories/mfsa2019-25/
Security vulnerabilities fixed in Firefox 69 — MozillaVendor Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.html
[security-announce] openSUSE-SU-2019:2248-1: important: Security updateMailing List;Third Party Advisory
-
https://www.mozilla.org/security/advisories/mfsa2019-29/
Security vulnerabilities fixed in - Thunderbird 60.9 — MozillaVendor Advisory
-
https://www.mozilla.org/security/advisories/mfsa2019-26/
Security vulnerabilities fixed in Firefox ESR 68.1 — MozillaVendor Advisory
-
https://usn.ubuntu.com/4150-1/
USN-4150-1: Thunderbird vulnerabilities | Ubuntu security noticesThird Party Advisory
-
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1563133%2C1573160
Bug ListIssue Tracking;Not Applicable;Vendor Advisory
-
https://www.mozilla.org/security/advisories/mfsa2019-30/
Security vulnerabilities fixed in - Thunderbird 68.1 — MozillaVendor Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00011.html
[security-announce] openSUSE-SU-2019:2251-1: important: Security updateMailing List;Third Party Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.html
[security-announce] openSUSE-SU-2019:2249-1: important: Security updateMailing List;Third Party Advisory
-
https://www.mozilla.org/security/advisories/mfsa2019-27/
Security vulnerabilities fixed in Firefox ESR 60.9 — MozillaVendor Advisory
-
https://security.gentoo.org/glsa/201911-07
Mozilla Firefox: Multiple vulnerabilities (GLSA 201911-07) — Gentoo securityThird Party Advisory
-
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00017.html
[security-announce] openSUSE-SU-2019:2260-1: important: Security updateMailing List;Third Party Advisory
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