CVE-2011-4661

HIGH

Cisco IOS < 15.2(1)T - Memory Leak in HTTP PROXY Server Process

Title source: llm
STIX 2.1

Description

A memory leak vulnerability exists in Cisco IOS before 15.2(1)T due to a memory leak in the HTTP PROXY Server process (aka CSCtu52820), when configured with Cisco ISR Web Security with Cisco ScanSafe and User Authenticaiton NTLM configured.

References (1)

Core 1

Scores

CVSS v3 7.5
EPSS 0.0101
EPSS Percentile 58.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-772
Status published
Products (1)
cisco/ios < 15.2\(1\)t
Published Feb 12, 2020
Tracked Since Feb 18, 2026