CVE-2011-4073

Openswan 2.3.0-2.6.36 - Authenticated Use-After-Free in Cryptographic Helper Handler

Title source: llm
STIX 2.1

Description

Use-after-free vulnerability in the cryptographic helper handler functionality in Openswan 2.3.0 through 2.6.36 allows remote authenticated users to cause a denial of service (pluto IKE daemon crash) via vectors related to the (1) quick_outI1_continue and (2) quick_outI1 functions.

References (8)

Core 8
Core References
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/47342
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/50440
Third Party Advisory vendor-advisory x_refsource_debian
http://www.debian.org/security/2011/dsa-2374
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/46678
Vendor Advisory vendor-advisory x_refsource_redhat
http://www.redhat.com/support/errata/RHSA-2011-1422.html
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id?1026268
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/46681

Scores

EPSS 0.0209
EPSS Percentile 79.6%

Details

CWE
CWE-399
Status published
Products (48)
xelerance/openswan 2.3.0
xelerance/openswan 2.3.1
xelerance/openswan 2.4.0
xelerance/openswan 2.4.1
xelerance/openswan 2.4.2
xelerance/openswan 2.4.3
xelerance/openswan 2.4.4
xelerance/openswan 2.4.5
xelerance/openswan 2.4.6
xelerance/openswan 2.4.7
... and 38 more
Published Nov 17, 2011
Tracked Since Feb 18, 2026