PT-2021-4948 · Cisco · Cisco Policy Suite

Published 2021-11-04 · Updated 2026-04-22 · CVE-2021-40119

Positive Technologies (AI Summary)

CVSS v2.0

10

Critical

Base vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Cisco Policy Suite (affected versions not specified)

Description 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.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Using Hardcoded Credentials

Weakness Enumeration

CWE-798

CWE-321

Related Identifiers

BDU:2021-05702

CVE-2021-40119

Affected Products

Cisco Policy Suite

References · 8

• https://nvd.nist.gov/vuln/detail/CVE-2021-40119 · Security Note
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cps-static-key-JmS92hNv · Vendor Advisory
• https://bdu.fstec.ru/vul/2021-05702 · Security Note
• https://osv.dev/vulnerability/CVE-2021-40119 · Vendor Advisory
• https://t.me/true_secator/2872 · Telegram Post
• https://t.me/thehackernews/1633 · Telegram Post
• https://t.me/cibsecurity/31836 · Telegram Post
• https://twitter.com/zouwuaoe/status/2046794614812840110 · Twitter Post