PT-2017-12500 · Cisco · Cisco Nx-Os System+1

Published 2017-11-29 · Updated 2017-12-15 · CVE-2017-12333

Positive Technologies (AI Summary)

CVSS v3.1

6.7

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Cisco NX-OS System Software (affected versions not specified)

Description A vulnerability in Cisco NX-OS System Software could allow an authenticated, local attacker to bypass signature verification when loading a software image. The issue is due to insufficient NX-OS signature verification for software images. An attacker with valid administrator credentials could exploit this to load a crafted, unsigned software image on a targeted device.

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

Improper Verification of Cryptographic Signature

Weakness Enumeration

CWE-347

Related Identifiers

CVE-2017-12333

Affected Products

Cisco Nx-Os System

Cisco Nexus

References · 5

• https://osv.dev/vulnerability/CVE-2017-12333 · Vendor Advisory
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20171129-nxos2 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2017-12333 · Security Note
• http://securitytracker.com/id/1039933 · Note
• http://securityfocus.com/bid/102161 · Note