Advisory Details

November 14th, 2023

GIMP PSP File Parsing Off-By-One Remote Code Execution Vulnerability

ZDI-23-1591
ZDI-CAN-22097

CVE ID CVE-2023-44444
CVSS SCORE 7.8, AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
AFFECTED VENDORS GIMP
AFFECTED PRODUCTS GIMP
VULNERABILITY DETAILS

This vulnerability allows remote attackers to execute arbitrary code on affected installations of GIMP. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.

The specific flaw exists within the parsing of PSP files. Crafted data in a PSP file can trigger an off-by-one error when calculating a location to write within a heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process.

ADDITIONAL DETAILS GIMP has issued an update to correct this vulnerability. More details can be found at:
https://www.gimp.org/news/2023/11/07/gimp-2-10-36-released/
DISCLOSURE TIMELINE
  • 2023-09-22 - Vulnerability reported to vendor
  • 2023-11-14 - Coordinated public release of advisory
CREDIT MICHAEL RANDRIANANTENAINA [https://elkamika.blogspot.com/]
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