by Kastro
Paper/Archive/CVE-2021-40119

CVE-2021-40119

Cisco Cisco Policy Suite (CPS) Software — Cisco Policy Suite Static SSH Keys Vulnerability

EPSS 2%CVSS 9.8
critical.is priorityof 100
46
CVSS 9.8 (CNA, NVD agree)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 84.7.847 × 2016.9No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

A vulnerability in the key-based SSH authentication mechanism of Cisco Policy Suite could allow an unauthenticated, remote attacker to log in to an affected system as the root user. This vulnerability is due to the re-use of static SSH keys across installations. An attacker could exploit this vulnerability by extracting a key from a system under their control. A successful exploit could allow the attacker to log in to an affected system as the root user.

Affected

ProductAffectedFixed inSource
Cisco Policy Suite (CPS) Softwaren/a–CNA

Scores by source

cisco (CNA)9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

advisorytools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cps-static-key-JmS92hNv