CVE-2020-23886

MEDIUM EPSS 56.7%
Published Nov 10, 20214y ago · Modified Jun 17, 20262w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Nov 10, 2021 4y ago
Last Modified Jun 17, 2026 2w ago

Description

XnView MP v0.96.4 was discovered to contain a heap overflow which allows attackers to cause a denial of service (DoS) via a crafted pict file. Related to a User Mode Write AV starting at ntdll!RtlpLowFragHeapFree.

CVSS Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
56.7% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 1

CWE-787 Out-of-bounds Write Memory Safety

Affected Products 1

VendorProductVersionRange
xnviewxnview_mp* ≤0.96.4

References 3

  • cwe.mitre.org https://cwe.mitre.org/data/definitions/122.html
    Technical Description
  • github.com https://github.com/Aurorainfinity/vulnerabilities/tree/master/xnviewmp
    ExploitThird Party Advisory
  • xnview.com https://www.xnview.com/en/xnviewmp/
    ProductVendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.