Medium severity · published Dec 22, 2022
CVE-2022-1097
<code>NSSToken</code> objects were referenced via direct points, and could have been accessed in an unsafe way on different threads, leading to a use-after-free and potentially…
6.5
CVSS
1%
EPSS
No
On KEV
Description
<code>NSSToken</code> objects were referenced via direct points, and could have been accessed in an unsafe way on different threads, leading to a use-after-free and potentially exploitable crash. This vulnerability affects Thunderbird < 91.8, Firefox < 99, and Firefox ESR < 91.8.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.0% · higher than 61% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FI
Firefox · Mozilla
before 99.0 · source: NVD
FE
Firefox Esr · Mozilla
before 91.8 · source: NVD
TH
Thunderbird · Mozilla
before 91.8 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-1097
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-1097
Exploit
https://bugzilla.mozilla.org/show_bug.cgi?id=1745667
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-13/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-14/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2022-15/
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