National Cyber Awareness System

Vulnerability Summary for CVE-2012-2333

Overview

Integer underflow in OpenSSL before 0.9.8x, 1.0.0 before 1.0.0j, and 1.0.1 before 1.0.1c, when TLS 1.1, TLS 1.2, or DTLS is used with CBC encryption, allows remote attackers to cause a denial of service (buffer over-read) or possibly have unspecified other impact via a crafted TLS packet that is not properly handled during a certain explicit IV calculation.

Impact

CVSS Severity (version 2.0):

CVSS Version 2 Metrics:

References to Advisories, Solutions, and Tools

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External Source: CONFIRM

Name: https://bugzilla.redhat.com/show_bug.cgi?id=820686

Hyperlink:https://bugzilla.redhat.com/show_bug.cgi?id=820686

External Source: XF

Name: openssl-tls-record-dos(75525)

Hyperlink:http://xforce.iss.net/xforce/xfdb/75525

External Source: SECTRACK

Name: 1027057

Hyperlink:http://www.securitytracker.com/id?1027057

External Source: BID

Name: 53476

Hyperlink:http://www.securityfocus.com/bid/53476

External Source: CONFIRM

Name: http://www.openssl.org/news/secadv_20120510.txt

Hyperlink:http://www.openssl.org/news/secadv_20120510.txt

External Source: DEBIAN

Name: DSA-2475

Hyperlink:http://www.debian.org/security/2012/dsa-2475

External Source: MISC

Name: http://www.cert.fi/en/reports/2012/vulnerability641549.html

Hyperlink:http://www.cert.fi/en/reports/2012/vulnerability641549.html

External Source: SECUNIA

Name: 50768

Hyperlink:http://secunia.com/advisories/50768

External Source: SECUNIA

Name: 49324

Hyperlink:http://secunia.com/advisories/49324

External Source: SECUNIA

Name: 49208

Hyperlink:http://secunia.com/advisories/49208

External Source: SECUNIA

Name: 49116

Hyperlink:http://secunia.com/advisories/49116

External Source: REDHAT

Name: RHSA-2012:1308

Hyperlink:http://rhn.redhat.com/errata/RHSA-2012-1308.html

External Source: REDHAT

Name: RHSA-2012:1307

Hyperlink:http://rhn.redhat.com/errata/RHSA-2012-1307.html

External Source: REDHAT

Name: RHSA-2012:1306

Hyperlink:http://rhn.redhat.com/errata/RHSA-2012-1306.html

External Source: HP

Name: HPSBUX02814

Hyperlink:http://marc.info/?l=bugtraq&m=134919053717161&w=2

External Source: HP

Name: SSRT100930

Hyperlink:http://marc.info/?l=bugtraq&m=134919053717161&w=2

External Source: FEDORA

Name: FEDORA-2012-7939

Hyperlink:http://lists.fedoraproject.org/pipermail/package-announce/2012-May/081460.html

External Source: CONFIRM

Name: http://cvs.openssl.org/chngview?cn=22547

Hyperlink:http://cvs.openssl.org/chngview?cn=22547

External Source: CONFIRM

Name: http://cvs.openssl.org/chngview?cn=22538

Hyperlink:http://cvs.openssl.org/chngview?cn=22538