CVE-2022-2031

HIGH
8.8
CVSS Score
Published: August 25, 2022 at 12:00 AM UTC
Updated: June 17, 2026 at 04:41 AM UTC
1 product affected across 1 vendorSAMBA

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Severity
HIGH8.8
Exploit prediction
EPSS 1%

Description

A flaw was found in Samba. The security vulnerability occurs when KDC and the kpasswd service share a single account and set of keys, allowing them to decrypt each other's tickets. A user who has been requested to change their password, can exploit this flaw to obtain and use tickets to other services.

Affected

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

v < 4.14.144.15.0 ≤ v < 4.15.94.16.0 ≤ v < 4.16.4Versions prior to samba 4.16.4, samba 4.15.9, samba 4.14.14
Affected range stops below 4.14.14, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.15.9, so it looks safe — our inference, not a vendor statement
Affected range stops below 4.16.4, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-288CWE-287

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