CVE-2024-11950

XnSoft XnView Classic RWZ File Parsing Integer Underflow Remote Code Execution Vulnerability

State
Published
Severity
7.8 High
Published
Dec 11, 2024
Updated
Dec 12, 2024
Reserved
Nov 27, 2024

Read the record on cve.org

Description

XnSoft XnView Classic RWZ File Parsing Integer Underflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of XnSoft XnView Classic. 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 RWZ files. The issue results from the lack of proper validation of user-supplied data, which can result in an integer underflow before writing to memory. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-22913.

Scores

CVSSScoreVectorSource
3.07.8 HighCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hzdi

Weaknesses

  • CWE-191 Integer Underflow (Wrap or Wraparound)

Affected Products

ProductVersions
XnView ClassicXnSoft
  • 2.51.5Affected

References

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