National Cyber-Alert System
Vulnerability Summary for CVE-2009-1632
Original release date:05/14/2009
Last revised:11/17/2009
Source:
US-CERT/NIST
Overview
Multiple memory leaks in Ipsec-tools before 0.7.2 allow remote attackers to cause a denial of service (memory consumption) via vectors involving (1) signature verification during user authentication with X.509 certificates, related to the eay_check_x509sign function in src/racoon/crypto_openssl.c; and (2) the NAT-Traversal (aka NAT-T) keepalive implementation, related to src/racoon/nattraversal.c.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
2.9
Exploitability Subscore:
10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type:Allows disruption of serviceUnknown
References to Advisories, Solutions, and Tools
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External Source: MLIST
Name: [ipsec-tools-announce] 20090422 Ipsec-tools 0.7.2 released
Type: Patch Information
External Source: CONFIRM
Name: https://trac.ipsec-tools.net/ticket/303
External Source: VUPEN
Name: ADV-2009-3184
External Source: UBUNTU
Name: USN-785-1
External Source: BID
Name: 34765
External Source: REDHAT
Name: RHSA-2009:1036
External Source: MLIST
Name: [oss-security] 20090512 Re: ipsec-tools 0.7.2
External Source: MANDRIVA
Name: MDVSA-2009:114
External Source: DEBIAN
Name: DSA-1804
External Source: CONFIRM
Name: http://support.apple.com/kb/HT3937
External Source: CONFIRM
Name: http://sourceforge.net/project/shownotes.php?group_id=74601&release_id=677611
External Source: GENTOO
Name: GLSA-200905-03
External Source: SECUNIA
Name: 35685
External Source: SECUNIA
Name: 35404
External Source: SECUNIA
Name: 35212
External Source: SECUNIA
Name: 35159
External Source: SECUNIA
Name: 35153
External Source: MLIST
Name: [oss-security] 20090429 ipsec-tools 0.7.2
External Source: SUSE
Name: SUSE-SR:2009:012
External Source: APPLE
Name: APPLE-SA-2009-11-09-1
External Source: CONFIRM
Name: http://cvsweb.netbsd.org/bsdweb.cgi/src/crypto/dist/ipsec-tools/src/racoon/nattraversal.c.diff?r1=1.6&r2=1.6.6.1&f=h
External Source: CONFIRM
Name: http://cvsweb.netbsd.org/bsdweb.cgi/src/crypto/dist/ipsec-tools/src/racoon/nattraversal.c
External Source: CONFIRM
Name: http://cvsweb.netbsd.org/bsdweb.cgi/src/crypto/dist/ipsec-tools/src/racoon/crypto_openssl.c.diff?r1=1.11.6.4&r2=1.11.6.5&f=h
External Source: CONFIRM
Name: http://cvsweb.netbsd.org/bsdweb.cgi/src/crypto/dist/ipsec-tools/src/racoon/crypto_openssl.c
Technical Details
- Resource Management Errors (CWE-399)