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CVE-2021-3698

HIGH
7.5
CVSS Score
Published: March 8, 2022 at 02:07 PM UTC
Updated: June 17, 2026 at 04:05 AM UTC
2 products affected across 2 vendorsEnterprise LinuxCockpit

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Severity
HIGH7.5
Exploit prediction
EPSS 0.7%

Description

A flaw was found in Cockpit in versions prior to 260 in the way it handles the certificate verification performed by the System Security Services Daemon (SSSD). This flaw allows client certificates to authenticate successfully, regardless of the Certificate Revocation List (CRL) configuration or the certificate status. The highest threat from this vulnerability is to confidentiality.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Cockpit· Cockpit Project
95%
v < 260
Affected range stops below 260, so it looks safe — our inference, not a vendor statement
Enterprise Linux· Red Hatrpm
95%
8.0

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

x_refsource_MISCIssue TrackingThird Party Advisory
Source: [email protected]
https://bugzilla.redhat.com/show_bug.cgi?id=1992149

CVSS

7.5HIGH[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-295

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