CVE-2008-3844
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…
- 9.3HighCVSS base score
- 2.7%Exploitation in 30 daysEPSS · top 14% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
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.
Timeline
ID reserved
By mitre
Published
- 16 years later
· 16 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High9.3 | AV:N/AC:M/Au:N/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 2.7% · top 14% of all CVEs (10 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 9.3.
Affected products
n/a
- affected n/a
References
9
- http://support.avaya.com/elmodocs2/security/ASA-2008-399.htm (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://www.redhat.com/security/data/openssh-blacklist.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- ADV-2008-2821 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- 31575 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- RHSA-2008:0855 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- openssh-rhel-backdoor(44747) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 1020730 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 30794 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 32241 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2008-3830 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2008-3844)Record last updated .