Gimp BMP Image Parsing Integer Overflow Vulnerability

2009-11-15 / 2009-11-16
Risk: High
Local: No
Remote: Yes
CWE: CWE-189


CVSS Base Score: 9.3/10
Impact Subscore: 10/10
Exploitability Subscore: 8.6/10
Exploit range: Remote
Attack complexity: Medium
Authentication: No required
Confidentiality impact: Complete
Integrity impact: Complete
Availability impact: Complete

====================================================================== Secunia Research 12/11/2009 - Gimp BMP Image Parsing Integer Overflow Vulnerability - ====================================================================== Table of Contents Affected Software....................................................1 Severity.............................................................2 Vendor's Description of Software.....................................3 Description of Vulnerability.........................................4 Solution.............................................................5 Time Table...........................................................6 Credits..............................................................7 References...........................................................8 About Secunia........................................................9 Verification........................................................10 ====================================================================== 1) Affected Software * Gimp 2.6.7 NOTE: Other versions may also be affected. ====================================================================== 2) Severity Rating: Moderately Critical Impact: System Access Where: Remote ====================================================================== 3) Vendor's Description of Software "GIMP is the GNU Image Manipulation Program. It is a freely distributed piece of software for such tasks as photo retouching, image composition and image authoring. It works on many operating systems, in many languages.". Product Link: http://www.gimp.org/ ====================================================================== 4) Description of Vulnerability Secunia Research has discovered a vulnerability in Gimp, which can be exploited by malicious people to potentially compromise a user's system. The vulnerability is caused by an integer overflow error within the "ReadImage()" function in plug-ins/file-bmp/bmp-read.c. This can be exploited to cause a heap-based buffer overflow by e.g. tricking a user into opening a specially crafted BMP file. ====================================================================== 5) Solution Fixed in the GIT repository. ====================================================================== 6) Time Table 02/11/2009 - Vendor notified. 02/11/2009 - Vendor response. 09/11-2009 - Fixed in the GIT repository. 12/11/2009 - Public disclosure. ====================================================================== 7) Credits Discovered by Stefan Cornelius, Secunia Research. ====================================================================== 8) References The Common Vulnerabilities and Exposures (CVE) project has assigned CVE-2009-1570 for the vulnerability. ====================================================================== 9) About Secunia Secunia offers vulnerability management solutions to corporate customers with verified and reliable vulnerability intelligence relevant to their specific system configuration: http://secunia.com/advisories/business_solutions/ Secunia also provides a publicly accessible and comprehensive advisory database as a service to the security community and private individuals, who are interested in or concerned about IT-security. http://secunia.com/advisories/ Secunia believes that it is important to support the community and to do active vulnerability research in order to aid improving the security and reliability of software in general: http://secunia.com/secunia_research/ Secunia regularly hires new skilled team members. Check the URL below to see currently vacant positions: http://secunia.com/corporate/jobs/ Secunia offers a FREE mailing list called Secunia Security Advisories: http://secunia.com/advisories/mailing_lists/ ====================================================================== 10) Verification Please verify this advisory by visiting the Secunia website: http://secunia.com/secunia_research/2009-42/ Complete list of vulnerability reports published by Secunia Research: http://secunia.com/secunia_research/ ======================================================================

References:

http://www.vupen.com/english/advisories/2009/3228
http://git.gnome.org/cgit/gimp/commit/?h=gimp-2-6&id=df2b0aca2e7cdb95ebfd3454c65aaba0a83e9bbe
https://bugzilla.gnome.org/show_bug.cgi?id=600484
http://xforce.iss.net/xforce/xfdb/54254
http://www.securityfocus.com/bid/37006
http://www.securityfocus.com/archive/1/archive/1/507813/100/0/threaded
http://www.osvdb.org/599301b6a
http://secunia.com/secunia_research/2009-42/
http://secunia.com/advisories/37232


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