The Baseboard Management Controller (BMC) in Cisco Unified Computing System (UCS) does…
Priority MEDIUM 43CWE-287Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Complete · Complete · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-287.
Summary
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.
Why it matters now
EPSS 0.03544 89th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
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
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:cisco:unified_computing_system:1.0\(2k\):*:*:*:*:*:*:* | 1.0(2k) | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unified_computing_system:1.0_base:*:*:*:*:*:*:* | 1.0_base | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unified_computing_system:1.1\(1m\):*:*:*:*:*:*:* | 1.1(1m) | Vulnerable | Cisco |
| cpe:2.3:a:cisco:unified_computing_system:1.1_base:*:*:*:*:*:*:* | 1.1_base | Vulnerable | Cisco |
- cpe:2.3:a:cisco:unified_computing_system:1.0\(2k\):*:*:*:*:*:*:* Versions 1.0(2k) Vulnerable ·Cisco
- cpe:2.3:a:cisco:unified_computing_system:1.0_base:*:*:*:*:*:*:* Versions 1.0_base Vulnerable ·Cisco
- cpe:2.3:a:cisco:unified_computing_system:1.1\(1m\):*:*:*:*:*:*:* Versions 1.1(1m) Vulnerable ·Cisco
- cpe:2.3:a:cisco:unified_computing_system:1.1_base:*:*:*:*:*:*:* Versions 1.1_base Vulnerable ·Cisco
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2012-4078
- 2026-10-03 Alias added: GHSA-wwrw-xchg-gfw3
References
More Cisco Unified Computing System vulnerabilities
- TI-2021-19919 Apache Log4j2 JNDI features do not protect against attacker controlled LDAP and other JNDI related endpoints KEVCVSS 3.1CRITICAL 10.0
- TI-2015-05417 An unspecified CGI script in Cisco FX-OS before 1.1.2 on Firepower 9000 devices and Cisco… CVSS 3.0CRITICAL 9.8
- TI-2020-08191 IP-in-IP protocol allows a remote, unauthenticated attacker to route arbitrary network traffic CVSS 3.1MEDIUM 5.3
- TI-2018-00390 Cisco Integrated Management Controller Command Injection Vulnerability CVSS 3.0HIGH 8.8
- TI-2018-00389 Cisco Integrated Management Controller Command Injection Vulnerability CVSS 3.0HIGH 8.8
- TI-2021-01114 Cisco NX-OS Software IPv6 Netstack Denial of Service Vulnerability CVSS 3.1HIGH 8.6
Sources
- CVE-2012-4078 · CVE Program
- CVE-2012-4078 · NVD
- FIRST EPSS
- GHSA-wwrw-xchg-gfw3 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences