CVE Vulnerability

CVE-2021-23192

A flaw was found in the way samba implemented DCE/RPC. If a client to a Samba server sent a very large DCE/RPC request, and chose to fragment it, an attacker could replace later fragments with their own data, bypassing the signature requirements.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://ubuntu.com/security/CVE-2021-23192 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2019666 Issue Tracking Third Party Advisory
https://www.samba.org/samba/security/CVE-2021-23192.html Patch Vendor Advisory
Configurations

Configuration 1

cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*
Information

Published : 2022-03-02 11:15

Updated : 2022-08-29 08:26

NVD link : CVE-2021-23192

Mitre link : CVE-2021-23192

Products Affected
No products.
CWE
NVD-CWE-noinfo