High severity · published Jun 2, 2023
CVE-2023-23605
Mozilla developers and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 108 and Firefox ESR 102.6
8.8
CVSS
0.7%
EPSS
No
On KEV
Description
Mozilla developers and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 108 and Firefox ESR 102.6. 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 < 109, Firefox ESR < 102.7, and Thunderbird < 102.7.
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 109.0 · source: NVD
FE
Firefox Esr · Mozilla
before 102.7 · source: NVD
TH
Thunderbird · Mozilla
before 102.7 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-23605
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-23605
Broken Link
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1764921%2C1802690%2C1806974
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-01/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-02/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-03/
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