High severity · published Jun 19, 2023
CVE-2023-32214
Protocol handlers `ms-cxh` and `ms-cxh-full` could have been leveraged to trigger a denial of service
7.5
CVSS
0.9%
EPSS
No
On KEV
Description
Protocol handlers `ms-cxh` and `ms-cxh-full` could have been leveraged to trigger a denial of service.
*Note: This attack only affects Windows. Other operating systems are not affected.* This vulnerability affects Firefox < 113, Firefox ESR < 102.11, and Thunderbird < 102.11.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 60% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FI
Firefox · Mozilla
before 113.0 · source: NVD
FE
Firefox Esr · Mozilla
before 102.11 · source: NVD
TH
Thunderbird · Mozilla
before 102.11 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-32214
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-32214
Permissions Required
https://bugzilla.mozilla.org/show_bug.cgi?id=1828716
security.gentoo.org
https://security.gentoo.org/glsa/202312-03
security.gentoo.org
https://security.gentoo.org/glsa/202401-10
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-16/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-17/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-18/
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