CVE-2021-23192

high

Description

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.

References

https://www.samba.org/samba/security/CVE-2021-23192.html

https://ubuntu.com/security/CVE-2021-23192

https://security.gentoo.org/glsa/202309-06

https://bugzilla.redhat.com/show_bug.cgi?id=2019666

Details

Source: Mitre, NVD

Published: 2022-03-02

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Severity: High