VULNERABILITY INTELLIGENCE

CVE-2019-1812

CVSS score6.7 MEDIUM

EPSS probability0.34%

CISA KEVNot currently listed

Published2019-05-15

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Description

A vulnerability in the Image Signature Verification feature of Cisco NX-OS Software could allow an authenticated, local attacker with administrator-level credentials to install a malicious software image on an affected device. The vulnerability exists because software digital signatures are not properly verified during CLI command execution. An attacker could exploit this vulnerability to install an unsigned software image on an affected device.

Weakness classification

CWE-347: Improper Verification of Cryptographic Signature

Primary references

psirt@cisco.com — Broken Link, Third Party Advisory, VDB Entry
psirt@cisco.com — Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Broken Link, Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory