8.8
CVSSv3

CVE-2021-38495

Published: 03/11/2021 Updated: 09/12/2022
CVSS v2 Base Score: 6.8 | Impact Score: 6.4 | Exploitability Score: 8.6
CVSS v3 Base Score: 8.8 | Impact Score: 5.9 | Exploitability Score: 2.8
VMScore: 605
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P

Vulnerability Summary

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.

Vulnerability Trend

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Vendor Advisories

Mozilla developers reported memory safety bugs present in Firefox 91 and Firefox ESR 7813 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 &lt; 7814, Thunderbird &lt; 7814, and Firefox &lt; 92 (CVE ...
No description is available for this CVE ...
Mozilla Foundation Security Advisory 2021-41 Security Vulnerabilities fixed in Thunderbird 911 Announced September 7, 2021 Impact low Products Thunderbird Fixed in Thunderbird 911 ...
Mozilla Foundation Security Advisory 2021-40 Security Vulnerabilities fixed in Firefox ESR 911 Announced September 7, 2021 Impact low Products Firefox ESR Fixed in Firefox ESR 911 ...
Mozilla developers reported memory safety bugs present in Thunderbird 78130 Some of these bugs showed evidence of memory corruption and Mozilla presumes that with enough effort some of these could have been exploited to run arbitrary code ...