National Cyber Awareness System

Vulnerability Summary for CVE-2010-2939

Overview

Double free vulnerability in the ssl3_get_key_exchange function in the OpenSSL client (ssl/s3_clnt.c) in OpenSSL 1.0.0a, 0.9.8, 0.9.7, and possibly other versions, when using ECDH, allows context-dependent attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted private key with an invalid prime. NOTE: some sources refer to this as a use-after-free issue.

Impact

CVSS Severity (version 2.0):

CVSS Version 2 Metrics:

References to Advisories, Solutions, and Tools

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External Source: VUPEN

Name: ADV-2010-3077

Hyperlink:http://www.vupen.com/english/advisories/2010/3077

External Source: VUPEN

Name: ADV-2010-2229

Hyperlink:http://www.vupen.com/english/advisories/2010/2229

External Source: VUPEN

Name: ADV-2010-2038

Type: Advisory

Hyperlink:http://www.vupen.com/english/advisories/2010/2038

External Source: CONFIRM

Name: http://www.vmware.com/security/advisories/VMSA-2011-0003.html

Hyperlink:http://www.vmware.com/security/advisories/VMSA-2011-0003.html

External Source: UBUNTU

Name: USN-1003-1

Hyperlink:http://www.ubuntu.com/usn/USN-1003-1

External Source: BUGTRAQ

Name: 20110211 VMSA-2011-0003 Third party component updates for VMware vCenter Server, vCenter Update Manager, ESXi and ESX

Hyperlink:http://www.securityfocus.com/archive/1/archive/1/516397/100/0/threaded

External Source: MLIST

Name: [oss-security] 20100812 Re: CVE Request: openssl double free

Hyperlink:http://www.openwall.com/lists/oss-security/2010/08/11/6

External Source: MLIST

Name: [openssl-dev] 20100808 Re: openssl-1.0.0a and glibc detected sthg ;)

Hyperlink:http://www.mail-archive.com/openssl-dev@openssl.org/msg28049.html

External Source: MLIST

Name: [openssl-dev] 20100807 Re: openssl-1.0.0a and glibc detected sthg ;)

Hyperlink:http://www.mail-archive.com/openssl-dev@openssl.org/msg28045.html

External Source: MLIST

Name: [openssl-dev] 20100807 openssl-1.0.0a and glibc detected sthg ;)

Hyperlink:http://www.mail-archive.com/openssl-dev@openssl.org/msg28043.html

External Source: DEBIAN

Name: DSA-2100

Hyperlink:http://www.debian.org/security/2010/dsa-2100

External Source: SLACKWARE

Name: SSA:2010-326-01

Hyperlink:http://slackware.com/security/viewer.php?l=slackware-security&y=2010&m=slackware-security.668793

External Source: SECTRACK

Name: 1024296

Hyperlink:http://securitytracker.com/id?1024296

External Source: FREEBSD

Name: FreeBSD-SA-10:10

Hyperlink:http://security.FreeBSD.org/advisories/FreeBSD-SA-10:10.openssl.asc

External Source: SECUNIA

Name: 43312

Hyperlink:http://secunia.com/advisories/43312

External Source: SECUNIA

Name: 42413

Hyperlink:http://secunia.com/advisories/42413

External Source: SECUNIA

Name: 42309

Hyperlink:http://secunia.com/advisories/42309

External Source: SECUNIA

Name: 41105

Hyperlink:http://secunia.com/advisories/41105

External Source: SECUNIA

Name: 40906

Type: Advisory

Hyperlink:http://secunia.com/advisories/40906

External Source: FULLDISC

Name: 20100807 openssl-1.0.0a

Hyperlink:http://seclists.org/fulldisclosure/2010/Aug/84

External Source: HP

Name: SSRT100409

Hyperlink:http://marc.info/?l=bugtraq&m=130331363227777&w=2

External Source: HP

Name: HPSBMA02662

Hyperlink:http://marc.info/?l=bugtraq&m=130331363227777&w=2

External Source: SUSE

Name: SUSE-SR:2010:021

Hyperlink:http://lists.opensuse.org/opensuse-security-announce/2010-11/msg00005.html