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CVE-2008-1483

6.9 · MEDIUM

OpenSSH 4.3p2, and probably other versions, allows local users to hijack forwarded X connections by causing ssh to set DISPLAY to :10, even when another process is listening on the associated port,…

Published Mar 24, 2008openbsdCWE-264EPSS 0.35%

Overview

CVE-2008-1483 is a medium-severity vulnerability affecting openbsd openssh. It was published on March 24, 2008 and has a CVSS 2.0 base score of 6.9 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 6.9, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

OpenSSH 4.3p2, and probably other versions, allows local users to 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.

Remediation

Check the references section for vendor advisories and patches from openbsd. Update openssh to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus

References

Refftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2008-005.txt.ascRefaix.software.ibm.com/aix/efixes/security/ssh_advisory.ascRefbugs.debian.org/cgi-bin/bugreport.cgi?bug=463011Refh20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c01462841Reflists.apple.com/archives/security-announce//2008/Sep/msg00005.htmlReflists.opensuse.org/opensuse-security-announce/2008-04/msg00007.htmlRefsecunia.com/advisories/29522Refsecunia.com/advisories/29537Refsecunia.com/advisories/29554Refsecunia.com/advisories/29626

How CyberStrike helps

Frequently asked questions

What is CVE-2008-1483?

CVE-2008-1483 is a medium-severity vulnerability affecting openbsd openssh. It was published on March 24, 2008 and has a CVSS 2.0 base score of 6.9 (MEDIUM).

How severe is CVE-2008-1483?

This vulnerability has a CVSS 2.0 base score of 6.9, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2008-1483?

Check the references section for vendor advisories and patches from openbsd. Update openssh to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2008-1483?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2008-1483 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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