High severity · published Dec 22, 2022
CVE-2022-31741
A crafted CMS message could have been processed incorrectly, leading to an invalid memory read, and potentially further memory corruption
8.8
CVSS
0.7%
EPSS
No
On KEV
Description
A crafted CMS message could have been processed incorrectly, leading to an invalid memory read, and potentially further memory corruption. This vulnerability affects Thunderbird < 91.10, Firefox < 101, and Firefox ESR < 91.10.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 53% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FI
Firefox · Mozilla
before 101 · source: NVD
FE
Firefox Esr · Mozilla
before 91.10 · source: NVD
TH
Thunderbird · Mozilla
before 91.10 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-31741
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-31741
Issue Tracking
https://bugzilla.mozilla.org/show_bug.cgi?id=1767590
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-20/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-21/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-22/
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