Permissions, Privileges, and Access Controls in OpenSSH - CVE-2008-1483

 

Permissions, Privileges, and Access Controls in OpenSSH - CVE-2008-1483

Published: February 14, 2025


Vulnerability identifier: #VU103988
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2008-1483
CWE-ID: CWE-264
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: OpenSSH
Affected software:
OpenSSH

Detailed vulnerability description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to application does not properly impose security restrictions. A local user can hijack forwarded X connections by causing ssh to set DISPLAY to :10, even when another process is listening on the associated port, as demonstrated by opening TCP port 6010 (IPv4) and sniffing a cookie sent by Emacs.


How to mitigate CVE-2008-1483

Install updates from vendor's website.

Sources