CVE-2011-4019

Cisco IOS <15.2 - Memory Corruption

Title source: llm
STIX 2.1

Description

Memory leak in Cisco IOS 12.4 and 15.0 through 15.2, and Cisco Unified Communications Manager (CUCM) 7.x, allows remote attackers to cause a denial of service (memory consumption) via a crafted response to a SIP SUBSCRIBE message, aka Bug IDs CSCto93837 and CSCtj61883.

References (2)

Core 2

Scores

EPSS 0.0113
EPSS Percentile 63.0%

Details

CWE
CWE-399
Status published
Products (37)
cisco/ios 12.4
cisco/ios 15.0
cisco/ios 15.1
cisco/ios 15.2
cisco/unified_communications_manager 7.0
cisco/unified_communications_manager 7.0\(1\)
cisco/unified_communications_manager 7.0\(1\)su1
cisco/unified_communications_manager 7.0\(1\)su1a
cisco/unified_communications_manager 7.0\(2\)
cisco/unified_communications_manager 7.0\(2a\)
... and 27 more
Published May 03, 2012
Tracked Since Feb 18, 2026