Description
Memory leak in the SSL VPN feature in Cisco IOS 12.4, 15.0, and 15.1, when HTTP port redirection is enabled, allows remote attackers to cause a denial of service (memory consumption) by improperly disconnecting SSL sessions, leading to connections that remain in the CLOSE-WAIT state, aka Bug ID CSCtg21685.
References (1)
Core 1
Core References
Patch, Vendor Advisory vendor-advisory
x_refsource_cisco
http://www.cisco.com/en/US/products/products_security_advisory09186a0080b4a312.shtml
Scores
EPSS
0.0176
EPSS Percentile
75.7%
Details
CWE
CWE-399
Status
published
Products (31)
cisco/ios
12.4
cisco/ios
12.4gc
cisco/ios
12.4mda
cisco/ios
12.4mr
cisco/ios
12.4mra
cisco/ios
12.4sw
cisco/ios
12.4xa
cisco/ios
12.4xb
cisco/ios
12.4xc
cisco/ios
12.4xd
... and 21 more
Published
Sep 23, 2010
Tracked Since
Feb 18, 2026