OpenSSH 4.3p2, and probably other versions, allows local users to hijack forwarded X…
Priority LOW 30CWE-264Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Complete · Complete · Complete
- Fix status
- Fixed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-264.
Summary
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.
Why it matters now
EPSS 0.00346 28th percentileScored 2026-11-07
Fix Fixed Red Hat: 1 advisory
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
Red Hat 1 advisory
- RHSA-2005:527 Released 2005-10-05 · Red Hat rating Moderateopenssh security update
- Red Hat Enterprise Linux AS version 4 openssh-3.9p1-8.RHEL4.9, openssh-3.9p1-8.RHEL4.9.i386, openssh-3.9p1-8.RHEL4.9.ia64 +17
- Red Hat Enterprise Linux Desktop version 4 openssh-3.9p1-8.RHEL4.9, openssh-3.9p1-8.RHEL4.9.i386, openssh-askpass-3.9p1-8.RHEL4.9 +7
- Red Hat Enterprise Linux ES version 4 openssh-3.9p1-8.RHEL4.9, openssh-3.9p1-8.RHEL4.9.i386, openssh-3.9p1-8.RHEL4.9.ia64 +12
- Red Hat Enterprise Linux WS version 4 openssh-3.9p1-8.RHEL4.9, openssh-3.9p1-8.RHEL4.9.i386, openssh-3.9p1-8.RHEL4.9.ia64 +12
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux AS version 4 | Fixed | RHSA-2005:527 |
| Red Hat Enterprise Linux Desktop version 4 | Fixed | RHSA-2005:527 |
| Red Hat Enterprise Linux ES version 4 | Fixed | RHSA-2005:527 |
| Red Hat Enterprise Linux WS version 4 | Fixed | RHSA-2005:527 |
Timeline
- 2026-10-02 Threatist record created from CVE-2008-1483
- 2026-10-03 Alias added: GHSA-m4xr-866g-83x6
References
Advisory 13
Other 18
- ADV-2008-1123
- http://support.attachmate.com/techdocs/2374.html
- ADV-2008-1526
- http://support.avaya.com/elmodocs2/security/ASA-2008-205.htm
- ADV-2008-1630
- [security-announce] 20080403 Globus Security Advisory 2008-01: GSI-OpenSSH vulnerability
- http://aix.software.ibm.com/aix/efixes/security/ssh_advisory.asc
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=463011
- https://issues.rpath.com/browse/RPL-2397
- ADV-2008-1624
- ADV-2008-2584
- ADV-2008-2396
- oval:org.mitre.oval:def:6085
- ADV-2008-0994
- http://sourceforge.net/project/shownotes.php?release_id=590180&group_id=69227
- http://wiki.rpath.com/wiki/Advisories:rPSA-2008-0120
- ADV-2008-1448
- ADV-2008-1124
More OpenBSD Openssh vulnerabilities
- TI-2023-19792 The PKCS#11 feature in ssh-agent in OpenSSH before 9.3p2 has an insufficiently… CVSS 3.1CRITICAL 9.8
- TI-2024-05929 Openssh: regresshion - race condition in ssh allows rce/dos CVSS 3.1HIGH 8.1
- TI-2023-10601 OpenSSH server (sshd) 9.1 introduced a double-free vulnerability during… CVSS 3.1MEDIUM 6.5
- TI-2018-11033 OpenSSH through 7.7 is prone to a user enumeration vulnerability due to not delaying… CVSS 3.1MEDIUM 5.9
- TI-2016-08105 Untrusted search path vulnerability in ssh-agent.c in ssh-agent in OpenSSH before 7.4… CVSS 3.1HIGH 7.3
- TI-2023-28040 In ssh in OpenSSH before 9.6, OS command injection might occur if a user name or host… CVSS 3.1MEDIUM 6.5
Sources
- CVE-2008-1483 · CVE Program
- CVE-2008-1483 · NVD
- FIRST EPSS
- GHSA-m4xr-866g-83x6 · GitHub Advisory Database · CC BY 4.0
- CVE-2008-1483 · Red Hat security data · CC BY 4.0
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