Back
CVE-2012-4078
The Baseboard Management Controller (BMC) in Cisco Unified Computing System (UCS) does not properly handle SSH escape sequences, which…
High8.5EPSS 3.5%
- Published
- Updated
- Reserved
- Assigned by
- cisco
Description
The Baseboard Management Controller (BMC) in Cisco Unified Computing System (UCS) does not properly handle SSH escape sequences, which allows remote authenticated users to bypass an unspecified authentication step via SSH port forwarding, aka Bug ID CSCtg17656.
Timeline
ID reserved
By cisco
- 14 months later
· 14 months later
Published
- 11 years later
· 11 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 | High8.5 | AV:N/AC:M/Au:S/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 3.5% · top 11% of all CVEs (8 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.5.
Weakness
Affected products
n/a
- affected n/a
References (3)
- 20130923 Cisco Unified Computing System Baseboard Management Controller Privilege Escalation Vulnerability (opens in a new tab)vendor-advisoryx_refsource_CISCOx_transferred
- cisco-ucs-cve20124078-priv-esc(87367) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 1029084 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_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)
- 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-2012-4078)Record last updated .