Cisco Integrated Management Controller: Mehrere Schwachstellen
WID-SEC-2026-0953 · first 02.04.2026 · updated 02.04.2026 · CVSS 9,8
What it is about
Der Cisco Integrated Management Controller ist eine Serververwaltung für mehrere Cisco-Produkte. Ein Angreifer kann mehrere Schwachstellen in Cisco Integrated Management Controller ausnutzen, um Administratorrechte zu erlangen, beliebigen Code mit Root-Rechten auszuführen oder Cross-Site-Scripting-Angriffe durchzuführen.
Under what conditions?
The BSI does not name any particular preconditions. Exploitable remotely according to the BSI.
What can happen in the worst case
An attacker could use the vulnerability to
- Administratorrechte zu erlangen
- beliebigen Code mit Root-Rechten auszuführen oder Cross-Site-Scripting-Angriffe durchzuführen
Am I affected?
Affected according to the BSI:
- Cisco Integrated Management Controller UCS C-Series M5 Rack ServerIMC <4.3(2.260007)
- Cisco Integrated Management Controller UCS C-Series M6 Rack Server IMC <4.3(2.260007)
- Cisco Integrated Management Controller UCS C-Series M6 Rack Server IMC <6.0(1.250174)
- Cisco Integrated Management Controller UCS E-Series M3 IMC <3.2.17
- Cisco Integrated Management Controller UCS E-Series M6 IMC <4.15.3
- Cisco Integrated Management Controller Hardware Platform
- Cisco Integrated Management Controller 5000 Series ENCS NFVIS <4.15.5
- Cisco Integrated Management Controller Catalyst 8300 Series Edge uCPE NFVIS <4.18.3
- Cisco Integrated Management Controller UCS C-Series M6 Rack Server IMC <6.0(2.260044)
- Cisco Integrated Management Controller UCS S-Series Storage Server IMC <4.3(6.260017)
The installed version is usually shown under “Help → About” or in the device’s admin interface.
What helps?
Update to at least:
- Cisco Integrated Management Controller UCS C-Series M5 Rack ServerIMC 4.3(2.260007)
- Cisco Integrated Management Controller UCS C-Series M6 Rack Server IMC 4.3(2.260007)
- Cisco Integrated Management Controller UCS C-Series M6 Rack Server IMC 6.0(1.250174)
- Cisco Integrated Management Controller UCS E-Series M3 IMC 3.2.17
- Cisco Integrated Management Controller UCS E-Series M6 IMC 4.15.3
- Cisco Integrated Management Controller 5000 Series ENCS NFVIS 4.15.5
- Cisco Integrated Management Controller Catalyst 8300 Series Edge uCPE NFVIS 4.18.3
- Cisco Integrated Management Controller UCS C-Series M6 Rack Server IMC 6.0(2.260044)
- Cisco Integrated Management Controller UCS S-Series Storage Server IMC 4.3(6.260017)
Is the vulnerability already being exploited?
None of the CVEs is in the CISA catalogue of exploited vulnerabilities. That does not mean there are no attacks, only that none are documented.
Information and sources
- Original BSI advisory (WID)
- Cisco Security Advisory cisco-sa-cimc-auth-bypass-AgG2BxTn vom 2026-04-01 sec.cloudapps.cisco.com
- Cisco Security Advisory cisco-sa-cimc-cmd-inj-3hKN3bVt vom 2026-04-01 sec.cloudapps.cisco.com
- Cisco Security Advisory cisco-sa-cimc-xss-A2tkgVAB vom 2026-04-01 sec.cloudapps.cisco.com
CVE: CVE-2026-20093, CVE-2026-20094, CVE-2026-20095, CVE-2026-20096, CVE-2026-20097, CVE-2026-20087, CVE-2026-20088, CVE-2026-20089, CVE-2026-20090, CVE-2026-20085
Source: BSI warning and information service (CERT-Bund); CISA. The assessment of the conditions is my reading of the BSI text; the external pages are in their original language.