Is CVE-2008-3844 being actively exploited?

CVE-2008-3844 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2008-3844?

CVE-2008-3844 has a CVSS 2.0 base score of 9.3 (HIGH).

CVE-2008-3844

HIGH · CVSS 9.3EPSS 2.7%EU EUVD

Certain Red Hat Enterprise Linux (RHEL) 4 and 5 packages for OpenSSH, as signed in August 2008 using a legitimate Red Hat GPG key, contain an externally introduced modification (Trojan Horse) that allows the package authors to have an unknown impact. NOTE: since the malicious packages were not distributed from any official Red Hat sources, the scope of this issue is restricted to users who may have obtained these packages through unofficial distribution points. As of 20080827, no unofficial distributions of this software are known.

Key facts

CVSS score: 9.3 (v2.0)
Severity: HIGH
CVSS vector: AV:N/AC:M/Au:N/C:C/I:C/A:C
Weakness (CWE): CWE-20
EPSS score: 2.7% (86th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2008-3830)
Published: August 27, 2008
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2008-3830 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

openbsd / openssh
redhat / enterprise linux
redhat / enterprise linux
redhat / enterprise linux
redhat / enterprise linux desktop
redhat / enterprise linux desktop

References

http://secunia.com/advisories/31575(Permissions Required, Third Party Advisory)
http://secunia.com/advisories/32241(Permissions Required, Third Party Advisory)
http://securitytracker.com/id?1020730(Third Party Advisory, VDB Entry)
http://support.avaya.com/elmodocs2/security/ASA-2008-399.htm(Third Party Advisory)
http://www.redhat.com/security/data/openssh-blacklist.html(Third Party Advisory)
http://www.redhat.com/support/errata/RHSA-2008-0855.html(Not Applicable)
http://www.securityfocus.com/bid/30794(Third Party Advisory, VDB Entry)
http://www.vupen.com/english/advisories/2008/2821(Broken Link)
https://exchange.xforce.ibmcloud.com/vulnerabilities/44747

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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