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CVE-2022-2031

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Date: August 25, 2022

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.

Language: C

Severity Score

Severity Score

Weakness Type (CWE)

Authentication Issues

CWE-287

Authentication Bypass Using an Alternate Path or Channel

CWE-288

Top Fix

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Upgrade Version

Upgrade to version samba-4.14.14,samba-4.15.9,samba-4.16.4

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

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