Vulnerability Details : CVE-2019-11704
A flaw in Thunderbird's implementation of iCal causes a heap buffer overflow in icalmemory_strdup_and_dequote when processing certain email messages, resulting in a potentially exploitable crash. This vulnerability affects Thunderbird < 60.7.1.
Vulnerability category: OverflowMemory Corruption
Exploit prediction scoring system (EPSS) score for CVE-2019-11704
Probability of exploitation activity in the next 30 days: 5.44%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 92 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2019-11704
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST |
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2019-11704
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The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2019-11704
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https://bugzilla.mozilla.org/show_bug.cgi?id=1553814
Access DeniedExploit;Issue Tracking;Vendor Advisory
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https://security.gentoo.org/glsa/201908-20
Mozilla Thunderbird: Multiple vulnerabilities (GLSA 201908-20) — Gentoo securityThird Party Advisory
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https://www.mozilla.org/security/advisories/mfsa2019-17/
Security vulnerabilities fixed in Thunderbird 60.7.1 — MozillaVendor Advisory
Products affected by CVE-2019-11704
- cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*