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CVE-2024-11950

Published: Dec 11, 2024Updated: Aug 15, 2025 Sources: CVE List NVD BDUCWE-191
NVD MITRE
8.8CVSSHIGH
EPSS Score
0.5%
Top 61.8%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

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.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:RS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-191

Affected Products

XnView ClassicXnSoft
On-prem
Consumer Software / productivity
xnviewxnview
On-premDesktop App
Consumer Software / productivity
xnsoftcommercialConsumer Softwareaka xnsoft, xnview
xnviewcommercialJPConsumer Software

Attack Graph

Products CVE Techniques Tactics

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Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Initial Access
View detailed technique mapping

References

https://www.zerodayinitiative.com/advisories/ZDI-24-1640/
zerodayinitiative.com
https://www.zerodayinitiative.com/advisories/ZDI-24-1640/
zerodayinitiative.com
https://www.xnview.com/en/
xnview.com
and 2 more references View all →

Timeline

Published
Dec 11, 2024
Last Updated
Aug 15, 2025

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