Vulnerabilities > CVE-2021-23192 - Unspecified vulnerability in Samba
Attack vector
NETWORK Attack complexity
LOW Privileges required
NONE Confidentiality impact
NONE Integrity impact
HIGH Availability impact
NONE Summary
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.
Vulnerable Configurations
References
- https://bugzilla.redhat.com/show_bug.cgi?id=2019666
- https://bugzilla.redhat.com/show_bug.cgi?id=2019666
- https://security.gentoo.org/glsa/202309-06
- https://security.gentoo.org/glsa/202309-06
- https://ubuntu.com/security/CVE-2021-23192
- https://ubuntu.com/security/CVE-2021-23192
- https://www.samba.org/samba/security/CVE-2021-23192.html
- https://www.samba.org/samba/security/CVE-2021-23192.html