#VU64985 Configuration in Kerberos 5 - CVE-2010-4021 

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Main Vulnerability Database Vulnerabilities #VU64985

#VU64985 Configuration in Kerberos 5 - CVE-2010-4021

Published: July 7, 2022


Vulnerability identifier: #VU64985
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2010-4021
CWE-ID: CWE-16
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
Kerberos 5
Software vendor:
MIT

Description

The vulnerability allows a remote user to modify files on the system.

The vulnerability exists due to MIT Kerberos 5 does not properly restrict the use of TGT credentials for armoring TGS requests. A remote authenticated user can impersonate a client by rewriting an inner request, aka a KrbFastReq forgery issue.


Remediation

Install updates from vendor's website.

External links