CVE-2021-1392

HIGH

Cisco IOS and IOS XE - Authenticated Password Exposure via CIP Security Command

Title source: llm
STIX 2.1

Description

A vulnerability in the CLI command permissions of Cisco IOS and Cisco IOS XE Software could allow an authenticated, local attacker to retrieve the password for Common Industrial Protocol (CIP) and then remotely configure the device as an administrative user. This vulnerability exists because incorrect permissions are associated with the show cip security CLI command. An attacker could exploit this vulnerability by issuing the command to retrieve the password for CIP on an affected device. A successful exploit could allow the attacker to reconfigure the device.

References (1)

Core 1
Core References

Scores

CVSS v3 7.8
EPSS 0.0003
EPSS Percentile 9.1%
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-522
Status published
Products (50)
cisco/ios 15.0\(1\)ey
cisco/ios 15.0\(1\)ey1
cisco/ios 15.0\(1\)ey2
cisco/ios 15.1\(3\)svs
cisco/ios 15.1\(3\)svt1
cisco/ios 15.2\(1\)ey
cisco/ios 15.2\(2\)e
cisco/ios 15.2\(2\)e1
cisco/ios 15.2\(2\)e2
cisco/ios 15.2\(2\)e3
... and 40 more
Published Mar 24, 2021
Tracked Since Feb 18, 2026