A critical vulnerability (CVE-2026-20160, CVSS 9.8) in Cisco Smart Software Manager On-Prem allows unauthenticated remote command execution with root privileges by exploiting an unintentionally exposed internal service component via a crafted API request. Cisco has released updates to address this issue; specific affected and patched version numbers are not provided in the advisory.
Beveiligingsadviezen Download Beveilingsadvies; NCSC-2026-0110 [1.0.0] Beveiligingsadvies NCSC-2026-0110 [1.0.0] Publicatie 10-04-2026 16:28 (Europe/Amsterdam) Prioriteit Normaal Betreft Kwetsbaarheid verholpen in Cisco Smart Software Manager On-Prem Kenmerken Exposure of Resource to Wrong Sphere Omschrijving Cisco heeft een kwetsbaarheid verholpen in Cisco Smart Software Manager On-Prem. Een kwaadwillende kan deze kwetsbaarheid misbruiken doordat in Cisco Smart Software Manager On-Prem (SSM On-Prem) een intern servicecomponent onbedoeld extern toegankelijk is. Hierdoor kan een aanvaller op afstand via een gemanipuleerde API-request commando’s uitvoeren op het onderliggende besturingssysteem met root-rechten. Oplossingen Cisco heeft updates uitgebracht om de kwetsbaarheid te verhelpen. Zie bijgevoegde referenties voor meer informatie. Referenties https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ssm-cli-execution-cHUcWuNr CVE's CVE-2026-20160 - CVSS (v3) 9.8 Producten Cisco Cisco Smart Software Manager On-Prem Smart Software Manager On-Prem Disclaimer The Netherlands Cyber Security Center (henceforth: NCSC-NL) maintains this page to enhance access to its information and security advisories. The use of this security advisory is subject to the following terms and conditions: NCSC-NL makes every reasonable effort to ensure that the content of this page is kept up to date, and that it is accurate and complete. Nevertheless, NCSC-NL cannot entirely rule out the possibility of errors, and therefore cannot give any warranty in respect of its completeness, accuracy or continuous keeping up-to-date. The information contained in this security advisory is intended solely for the purpose of providing general information to professional users. No rights can be derived from the information provided therein. NCSC-NL and the Kingdom of the Netherlands assume no legal liability or responsibility for any damage resulting from either the use or inability of use of this security advisory. This includes damage resulting from the inaccuracy of incompleteness of the information contained in the advisory. This security advisory is subject to Dutch law. All disputes related to or arising from the use of this advisory will be submitted to the competent court in The Hague. This choice of means also applies to the court in summary proceedings.