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Last updated: Sun May 26 02:52:02 EDT 2013

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National Cyber Awareness System

Vulnerability Summary for CVE-2011-0014

Original release date:02/19/2011
Last revised:08/27/2011
Source: US-CERT/NIST

Overview

ssl/t1_lib.c in OpenSSL 0.9.8h through 0.9.8q and 1.0.0 through 1.0.0c allows remote attackers to cause a denial of service (crash), and possibly obtain sensitive information in applications that use OpenSSL, via a malformed ClientHello handshake message that triggers an out-of-bounds memory access, aka "OCSP stapling vulnerability."

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score:5.0 (MEDIUM) (AV:N/AC:L/Au:N/C:N/I:N/A:P) (legend)
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: CONFIRM
Name: http://www.openssl.org/news/secadv_20110208.txt
Type: Advisory; Patch Information
Hyperlink:http://www.openssl.org/news/secadv_20110208.txt
External Source: VUPEN
Name: ADV-2011-0603
Hyperlink:http://www.vupen.com/english/advisories/2011/0603
External Source: VUPEN
Name: ADV-2011-0399
Type: Advisory
Hyperlink:http://www.vupen.com/english/advisories/2011/0399
External Source: VUPEN
Name: ADV-2011-0395
Type: Advisory
Hyperlink:http://www.vupen.com/english/advisories/2011/0395
External Source: VUPEN
Name: ADV-2011-0389
Type: Advisory
Hyperlink:http://www.vupen.com/english/advisories/2011/0389
External Source: VUPEN
Name: ADV-2011-0387
Type: Advisory
Hyperlink:http://www.vupen.com/english/advisories/2011/0387
External Source: VUPEN
Name: ADV-2011-0361
Type: Advisory
Hyperlink:http://www.vupen.com/english/advisories/2011/0361
External Source: UBUNTU
Name: USN-1064-1
Hyperlink:http://www.ubuntu.com/usn/USN-1064-1
External Source: SECTRACK
Name: 1025050
Hyperlink:http://www.securitytracker.com/id?1025050
External Source: BID
Name: 46264
Hyperlink:http://www.securityfocus.com/bid/46264
External Source: REDHAT
Name: RHSA-2011:0677
Hyperlink:http://www.redhat.com/support/errata/RHSA-2011-0677.html
External Source: MANDRIVA
Name: MDVSA-2011:028
Hyperlink:http://www.mandriva.com/security/advisories?name=MDVSA-2011:028
External Source: DEBIAN
Name: DSA-2162
Hyperlink:http://www.debian.org/security/2011/dsa-2162
External Source: CONFIRM
Name: http://support.apple.com/kb/HT4723
Hyperlink:http://support.apple.com/kb/HT4723
External Source: SLACKWARE
Name: SSA:2011-041-04
Hyperlink:http://slackware.com/security/viewer.php?l=slackware-security&y=2011&m=slackware-security.668823
External Source: SECUNIA
Name: 44269
Hyperlink:http://secunia.com/advisories/44269
External Source: SECUNIA
Name: 43339
Type: Advisory
Hyperlink:http://secunia.com/advisories/43339
External Source: SECUNIA
Name: 43301
Type: Advisory
Hyperlink:http://secunia.com/advisories/43301
External Source: SECUNIA
Name: 43286
Type: Advisory
Hyperlink:http://secunia.com/advisories/43286
External Source: SECUNIA
Name: 43227
Type: Advisory
Hyperlink:http://secunia.com/advisories/43227
External Source: OSVDB
Name: 70847
Hyperlink:http://osvdb.org/70847
External Source: HP
Name: HPSBUX02689
Hyperlink:http://marc.info/?l=bugtraq&m=131042179515633&w=2
External Source: HP
Name: SSRT100494
Hyperlink:http://marc.info/?l=bugtraq&m=131042179515633&w=2
External Source: FEDORA
Name: FEDORA-2011-1273
Hyperlink:http://lists.fedoraproject.org/pipermail/package-announce/2011-February/054007.html
External Source: APPLE
Name: APPLE-SA-2011-06-23-1
Hyperlink:http://lists.apple.com/archives/security-announce/2011//Jun/msg00000.html
External Source: HP
Name: HPSBMA02658
Hyperlink:http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c02794777
External Source: HP
Name: SSRT100413
Hyperlink:http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c02794777
External Source: NETBSD
Name: NetBSD-SA2011-002
Hyperlink:http://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2011-002.txt.asc

Vulnerable software and versions

Nav control imageConfiguration 1
line trunkNav control imageOR
line trunkspacerNav control image* cpe:/a:openssl:openssl:0.9.8h
line trunkspacerNav control image* cpe:/a:openssl:openssl:0.9.8i
line trunkspacerNav control image* cpe:/a:openssl:openssl:0.9.8j
line trunkspacerNav control image* cpe:/a:openssl:openssl:0.9.8k
line trunkspacerNav control image* cpe:/a:openssl:openssl:0.9.8l
line trunkspacerNav control image* cpe:/a:openssl:openssl:0.9.8m
line trunkspacerNav control image* cpe:/a:openssl:openssl:0.9.8n
line trunkspacerNav control image* cpe:/a:openssl:openssl:0.9.8o
line trunkspacerNav control image* cpe:/a:openssl:openssl:0.9.8p
line trunkspacerNav control image* cpe:/a:openssl:openssl:0.9.8q
Nav control imageConfiguration 2
spacerNav control imageOR
spacerspacerNav control image* cpe:/a:openssl:openssl:1.0.0:beta1
spacerspacerNav control image* cpe:/a:openssl:openssl:1.0.0:beta3
spacerspacerNav control image* cpe:/a:openssl:openssl:1.0.0:beta4
spacerspacerNav control image* cpe:/a:openssl:openssl:1.0.0
spacerspacerNav control image* cpe:/a:openssl:openssl:1.0.0:beta5
spacerspacerNav control image* cpe:/a:openssl:openssl:1.0.0b
spacerspacerNav control image* cpe:/a:openssl:openssl:1.0.0a
spacerspacerNav control image* cpe:/a:openssl:openssl:1.0.0c
spacerspacerNav control image* cpe:/a:openssl:openssl:1.0.0:beta2
* Denotes Vulnerable Software
* Changes related to vulnerability configurations

Technical Details

Vulnerability Type (View All)
  • Resource Management Errors (CWE-399)
CVE Standard Vulnerability Entry:http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-0014