Home/CVE/Protocol handlers `ms-cxh` and `ms-cxh-full` could have been leveraged to trigger a denial of service. *Note: This attac
CVE

CVE-2023-32214

Protocol handlers `ms-cxh` and `ms-cxh-full` could have been leveraged to trigger a denial of service. *Note: This attac

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.

HIGH · CVSS 7.5 EPSS 0.00187
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules8 YARA rules0
▤

Affected Products & Versions

3
mozilla firefox< 113.0
mozilla firefox esr< 102.11
mozilla thunderbird< 102.11
◈

Sigma Hunt Rules

8
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
producthighSQLite Firefox Profile Data DB Access
productcriticalHackTool - Windows Credential Editor (WCE) Execution
productcriticalWindows Credential Editor Registry
producthighOpenCanary - MSSQL Login Attempt Via Windows Authentication
producthighWindows LAPS Credential Dump From Entra ID
producthighTamper Windows Defender - PSClassic
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.1 · security@mozilla.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD19 Jun 2023 · 10:15 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

9
suse-csafopenSUSE-SU-2024:14572-1
suse-csafopenSUSE-SU-2024:12918-1
suse-csafopenSUSE-SU-2024:12920-1
suse-csafopenSUSE-SU-2024:12921-1
suse-csafSUSE-SU-2023:2211-1
🔗

References & Sources

6
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://bugzilla.mozilla.org/show_bug.cgi?id=1828716Permissions Required
https://security.gentoo.org/glsa/202312-03
https://security.gentoo.org/glsa/202401-10
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/Vendor Advisory
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