High severity · published Dec 22, 2022
CVE-2022-34484
The Mozilla Fuzzing Team reported potential vulnerabilities present in Thunderbird 91.10
8.8
CVSS
1%
EPSS
No
On KEV
Description
The Mozilla Fuzzing Team reported potential vulnerabilities present in Thunderbird 91.10. 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 < 102, Firefox ESR < 91.11, Thunderbird < 102, and Thunderbird < 91.11.
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)1.0% · higher than 63% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FI
Firefox · Mozilla
before 102.0 · source: NVD
FE
Firefox Esr · Mozilla
before 91.11 · source: NVD
TH
Thunderbird · Mozilla
before 91.11 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-34484
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-34484
Exploit
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1763634%2C1772651
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-24/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-25/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-26/
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