CVE-2021-23192

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. 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.

7.5 /10

CVSS v3 : 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

5.0 /10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:N/AC:L/Au:N/C:N/I:P/A:N

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References
Link Resource
https://bugzilla.redhat.com/show_bug.cgi?id=2019666 Issue Tracking Third Party Advisory
https://security.gentoo.org/glsa/202309-06
https://ubuntu.com/security/CVE-2021-23192 Third Party Advisory
https://www.samba.org/samba/security/CVE-2021-23192.html Patch Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2019666 Issue Tracking Third Party Advisory
https://security.gentoo.org/glsa/202309-06
https://ubuntu.com/security/CVE-2021-23192 Third Party Advisory
https://www.samba.org/samba/security/CVE-2021-23192.html Patch Vendor Advisory
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*
cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*
History

21 Nov 2024, 05:51

Type Values Removed Values Added
References () https://bugzilla.redhat.com/show_bug.cgi?id=2019666 - Issue Tracking, Third Party Advisory () https://bugzilla.redhat.com/show_bug.cgi?id=2019666 - Issue Tracking, Third Party Advisory
References () https://security.gentoo.org/glsa/202309-06 - () https://security.gentoo.org/glsa/202309-06 -
References () https://ubuntu.com/security/CVE-2021-23192 - Third Party Advisory () https://ubuntu.com/security/CVE-2021-23192 - Third Party Advisory
References () https://www.samba.org/samba/security/CVE-2021-23192.html - Patch, Vendor Advisory () https://www.samba.org/samba/security/CVE-2021-23192.html - Patch, Vendor Advisory

10 Mar 2022, 20:02

Type Values Removed Values Added
CWE NVD-CWE-noinfo
CPE cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*
CVSS v2 : unknown
v3 : unknown 		v2 : 5.0
v3 : 7.5
References (MISC) https://bugzilla.redhat.com/show_bug.cgi?id=2019666 - (MISC) https://bugzilla.redhat.com/show_bug.cgi?id=2019666 - Issue Tracking, Third Party Advisory
References (MISC) https://www.samba.org/samba/security/CVE-2021-23192.html - (MISC) https://www.samba.org/samba/security/CVE-2021-23192.html - Patch, Vendor Advisory
References (MISC) https://ubuntu.com/security/CVE-2021-23192 - (MISC) https://ubuntu.com/security/CVE-2021-23192 - Third Party Advisory

02 Mar 2022, 23:15

Type Values Removed Values Added
New CVE
Information

Published : 2022-03-02 23:15

Updated : 2024-11-21 05:51

NVD link : CVE-2021-23192

Mitre link : CVE-2021-23192

CVE.ORG link : CVE-2021-23192

JSON object : View

Products Affected

samba

  • samba
CWE
CWE-20

Improper Input Validation

NVD-CWE-noinfo