Vulnerability CVE-2011-0708


Published: 2011-03-19   Modified: 2012-02-13

Description:
exif.c in the Exif extension in PHP before 5.3.6 on 64-bit platforms performs an incorrect cast, which allows remote attackers to cause a denial of service (application crash) via an image with a crafted Image File Directory (IFD) that triggers a buffer over-read.

See advisories in our WLB2 database:
Topic
Author
Date
Low
PHP Exif Extension \'exif_read_data()\' Function Remote DoS
_ikki and parado...
03.03.2011

Type:

CWE-119

(Improper Restriction of Operations within the Bounds of a Memory Buffer)

CVSS2 => (AV:N/AC:M/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
PHP -> PHP 

 References:
http://bugs.php.net/bug.php?id=54002
http://lists.apple.com/archives/Security-announce/2011//Oct/msg00003.html
http://lists.fedoraproject.org/pipermail/package-announce/2011-April/057709.html
http://lists.fedoraproject.org/pipermail/package-announce/2011-April/057710.html
http://lists.fedoraproject.org/pipermail/package-announce/2011-March/056642.html
http://marc.info/?l=bugtraq&m=133469208622507&w=2
http://openwall.com/lists/oss-security/2011/02/14/1
http://openwall.com/lists/oss-security/2011/02/16/7
http://rhn.redhat.com/errata/RHSA-2012-0071.html
http://securityreason.com/securityalert/8114
http://support.apple.com/kb/HT5002
http://svn.php.net/viewvc?view=revision&revision=308316
http://www.debian.org/security/2011/dsa-2266
http://www.exploit-db.com/exploits/16261/
http://www.mandriva.com/security/advisories?name=MDVSA-2011:052
http://www.mandriva.com/security/advisories?name=MDVSA-2011:053
http://www.php.net/archive/2011.php
http://www.php.net/ChangeLog-5.php
http://www.php.net/releases/5_3_6.php
http://www.redhat.com/support/errata/RHSA-2011-1423.html
http://www.securityfocus.com/bid/46365
http://www.vupen.com/english/advisories/2011/0744
http://www.vupen.com/english/advisories/2011/0764
http://www.vupen.com/english/advisories/2011/0890
https://bugzilla.redhat.com/show_bug.cgi?id=680972

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