National Cyber-Alert System

Vulnerability Summary for CVE-2003-0131

Overview

The SSL and TLS components for OpenSSL 0.9.6i and earlier, 0.9.7, and 0.9.7a allow remote attackers to perform an unauthorized RSA private key operation via a modified Bleichenbacher attack that uses a large number of SSL or TLS connections using PKCS #1 v1.5 padding that cause OpenSSL to leak information regarding the relationship between ciphertext and the associated plaintext, aka the "Klima-Pokorny-Rosa attack."

Impact

CVSS Severity (version 2.0):

CVSS Version 2 Metrics:

Vendor Statments (disclaimer)

Official Statement from Red Hat (03/14/2007)

Red Hat Enterprise Linux 5 is not vulnerable to this issue as it contains a backported patch.

References to Advisories, Solutions, and Tools

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US-CERT Vulnerability Note: VU#888801

Name: VU#888801

Type: Advisory

Hyperlink:http://www.kb.cert.org/vuls/id/888801

External Source: BID

Name: 7148

Type: Advisory; Patch Information

Hyperlink:http://www.securityfocus.com/bid/7148

External Source: BUGTRAQ

Name: 20030319 [OpenSSL Advisory] Klima-Pokorny-Rosa attack on PKCS #1 v1.5 padding

Type: Advisory; Patch Information

Hyperlink:http://marc.theaimsgroup.com/?l=bugtraq&m=104811162730834&w=2

External Source: XF

Name: ssl-premaster-information-leak(11586)

Type: Advisory

Hyperlink:http://xforce.iss.net/xforce/xfdb/11586

External Source: REDHAT

Name: RHSA-2003:102

Hyperlink:http://www.redhat.com/support/errata/RHSA-2003-102.html

External Source: REDHAT

Name: RHSA-2003:101

Hyperlink:http://www.redhat.com/support/errata/RHSA-2003-101.html

External Source: CONFIRM

Name: http://www.openssl.org/news/secadv_20030319.txt

Hyperlink:http://www.openssl.org/news/secadv_20030319.txt

External Source: SUSE

Name: SuSE-SA:2003:024

Hyperlink:http://www.novell.com/linux/security/advisories/2003_024_openssl.html

External Source: IMMUNIX

Name: IMNX-2003-7+-001-01

Hyperlink:http://www.linuxsecurity.com/advisories/immunix_advisory-3066.html

External Source: DEBIAN

Name: DSA-288

Hyperlink:http://www.debian.org/security/2003/dsa-288

External Source: CONFIRM

Name: http://lists.apple.com/mhonarc/security-announce/msg00028.html

Hyperlink:http://lists.apple.com/mhonarc/security-announce/msg00028.html

External Source: MISC

Name: http://eprint.iacr.org/2003/052/

Type: Advisory

Hyperlink:http://eprint.iacr.org/2003/052/

External Source: SGI

Name: 20030501-01-I

Hyperlink:ftp://patches.sgi.com/support/free/security/advisories/20030501-01-I

External Source: NETBSD

Name: NetBSD-SA2003-007

Hyperlink:ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2003-007.txt.asc

External Source: SUSE

Name: SuSE-SA:2003:024

Hyperlink:http://www.suse.de/de/security/2003_024_openssl.html

External Source: BUGTRAQ

Name: 20030327 Immunix Secured OS 7+ openssl update

Hyperlink:http://www.securityfocus.com/archive/1/archive/1/316577/30/25310/threaded

External Source: OPENPKG

Name: OpenPKG-SA-2003.026

Hyperlink:http://www.openpkg.org/security/OpenPKG-SA-2003.026-openssl.html

External Source: MANDRAKE

Name: MDKSA-2003:035

Hyperlink:http://www.mandriva.com/security/advisories?name=MDKSA-2003:035

External Source: GENTOO

Name: GLSA-200303-20

Hyperlink:http://www.gentoo.org/security/en/glsa/glsa-200303-20.xml

External Source: TRUSTIX

Name: 2003-0013

Hyperlink:http://marc.theaimsgroup.com/?l=bugtraq&m=104878215721135&w=2

External Source: BUGTRAQ

Name: 20030324 GLSA: openssl (200303-20)

Hyperlink:http://marc.theaimsgroup.com/?l=bugtraq&m=104852637112330&w=2

External Source: CONECTIVA

Name: CLA-2003:625

Hyperlink:http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000625

External Source: CALDERA

Name: CSSA-2003-014.0

Hyperlink:ftp://ftp.sco.com/pub/security/OpenLinux/CSSA-2003-014.0.txt

US Government Resource: oval:org.mitre.oval:def:461

Name: oval:org.mitre.oval:def:461

Type: Tool Signature

Hyperlink:http://oval.mitre.org/repository/data/getDef?id=oval:org.mitre.oval:def:461