CVE-2022-4254
HIGH
8.8
CVSS Score
Published: February 1, 2023 at 12:00 AM UTC
Updated: June 17, 2026 at 05:20 AM UTC
13 products affected across 2 vendorsEnterprise LinuxEnterprise Linux DesktopEnterprise Linux Server
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Severity
HIGH8.8
Exploit prediction
EPSS 0.9%
SSVC
PoC
Description
sssd: libsss_certmap fails to sanitise certificate data used in LDAP filters
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
1.15.3 ≤ v < 2.3.1Affects SSSD 1.15.3, Fixed in SSSD 2.3.1
Affected range stops below 2.3.1, so it looks safe — our inference, not a vendor statement
95%
Enterprise Linux Server· Red Hatrubygems
95%95%
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (5)
ExploitIssue TrackingPatchThird Party Advisory
Source: [email protected]
https://bugzilla.redhat.com/show_bug.cgi?id=2149894PatchThird Party Advisory
Source: [email protected]
https://github.com/SSSD/sssd/commit/a2b9a84460429181f2a4fa7e2bb5ab49fd561274ExploitIssue TrackingPatchThird Party Advisory
Source: [email protected]
https://github.com/SSSD/sssd/issues/5135SSVC — Action Prioritization
SSVCPoCNot automatableTotal impact
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
8.8HIGHCISA-ADP
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-90
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