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.

CVSS v3 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3 : HIGH

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

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

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:samba:samba::::::::
	cpe:2.3:a:samba:samba::::::::
	cpe:2.3:a:samba:samba::::::::

History

No history.

Information

Published : 2022-03-02 23:15

Updated : 2023-09-17 09:15

NVD link : CVE-2021-23192

Mitre link : CVE-2021-23192

CVE.ORG link : CVE-2021-23192

JSON object : View

Products Affected

samba

samba

CWE

NVD-CWE-noinfo CWE-20

Improper Input Validation

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