CVE-2008-1483

CVE-2008-1483 is a medium-severity vulnerability in Openbsd Openssh with a CVSS 2.0 base score of 6.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-264.

Key facts

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.

Frequently asked questions

What is CVE-2008-1483?
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.
How severe is CVE-2008-1483?
CVE-2008-1483 has a CVSS 2.0 base score of 6.9, rated medium severity.
Is CVE-2008-1483 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-1483?
CVE-2008-1483 affects Openbsd Openssh. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2008-1483?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2008-1483 published?
CVE-2008-1483 was published on 2008-03-24 and last updated on 2026-06-16.

References

Affected products (1)

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