CVE-2019-12671

HIGH

Cisco IOS XE - Authenticated Shell Access Bypass via Insufficient Consent Token Enforcement

Title source: llm
STIX 2.1

Description

A vulnerability in the CLI of Cisco IOS XE Software could allow an authenticated, local attacker to gain shell access on an affected device and execute commands on the underlying operating system (OS). The vulnerability is due to insufficient enforcement of the consent token in authorizing shell access. An attacker could exploit this vulnerability by authenticating to the CLI and requesting shell access on an affected device. A successful exploit could allow the attacker to gain shell access on the affected device and execute commands on the underlying OS.

References (1)

Core 1
Core References

Scores

CVSS v3 7.8
EPSS 0.0035
EPSS Percentile 26.9%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-285 CWE-863
Status published
Products (1)
cisco/ios_xe 16.11.1 (2 CPE variants)
Published Sep 25, 2019
Tracked Since Feb 18, 2026