gif2png GIF buffer overflow

gif2png-gif-bo (64754) The risk level is classified as HighHigh Risk

Description:

gif2png is vulnerable to a buffer overflow, caused by improper bounds checking when handling malicious files. By persuading a victim to open a specially-crafted GIF file, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash.

*CVSS:

Base Score: 6.8
  Access Vector: Network
  Access Complexity: Medium
  Authentication: None
  Confidentiality Impact: Partial
  Integrity Impact: Partial
  Availability Impact: Partial
 
Temporal Score: 5
  Exploitability: Unproven
  Remediation Level: Official-Fix
  Report Confidence: Confirmed

Consequences:

Gain Access

Remedy:

Apply the appropriate patch for your system. See References.

References:

  • gif2png Web Site: Resource page for gif2png 2.5.4.
  • BID-45815: gif2png GIF File Handling Remote Buffer Overflow Vulnerability
  • CVE-2010-4694: Buffer overflow in gif2png.c in gif2png 2.5.3 and earlier might allow context-dependent attackers to cause a denial of service (application crash) or have unspecified other impact via a GIF file that contains many images, leading to long extensions such as .p100 for PNG output files, as demonstrated by a CGI program that launches gif2png, a different vulnerability than CVE-2009-5018.
  • MDVSA-2011:009: gif2png
  • OSVDB ID: 70480: gif2png gif2png.c Multiple Image GIF File Handling Overflow DoS

Platforms Affected:

  • gif2png gif2png 2.5.2
  • gif2png gif2png 2.5.3

Reported:

Jan 18, 2011

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The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

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