CVE-2013-6979

Cisco IOS XE 03.02.xxSE and 03.03.xxSE - Unauthenticated Authentication Bypass via 192.168.x.2 Source IP

Title source: llm
STIX 2.1

Description

The VTY authentication implementation in Cisco IOS XE 03.02.xxSE and 03.03.xxSE incorrectly relies on the Linux-IOS internal-network configuration, which allows remote attackers to bypass authentication by leveraging access to a 192.168.x.2 source IP address, aka Bug ID CSCuj90227.

References (5)

Core 5
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/89901
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1029537
Third Party Advisory, VDB Entry vdb-entry x_refsource_osvdb
http://osvdb.org/101351
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/64502

Scores

EPSS 0.0360
EPSS Percentile 88.0%

Details

CWE
CWE-287
Status published
Products (1)
cisco/ios_xe
Published Dec 23, 2013
Tracked Since Feb 18, 2026