Vulnerability Report

CVE-2022-2031

Title: Samba KDC and kpasswd service ticket decryption flaw

Proof Of Concept

No public PoC currently indexed for CVE-2022-2031.

CWE Category CWE-287

Published Date Aug 25, 2022

Modified Date Nov 21, 2024

Exploit Status Not Found

Score 8.8 CVSS v3.1

Exploit Probability (EPSS)

0.97%

Vulnerability Summary

CVE-2022-2031: 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.

Impacted Vendors

samba 1

sgi 1

Reference Links

https://security.gentoo.org/glsa/202309-06 https://www.samba.org/samba/security/CVE-2022-2031.html https://security.gentoo.org/glsa/202309-06 https://www.samba.org/samba/security/CVE-2022-2031.html

CVSS v3.1

Source Entity [email protected]

Severity HIGH

8.8

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2022-2031 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

November 21, 2024 MODIFIED

Vulnerability data or affected products updated.

August 25, 2022 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK

Complexity LOW

Privileges N/A

Interaction NONE

CVSS Vector String


                                    CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Stack

No specific products linked.