PT-2021-10962 · Xnview Mp · Xnview Mp

Published 2021-11-10 · Updated 2022-10-26 · CVE-2020-23886

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions: XnView MP version 0.96.4

Description: A heap overflow issue 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.

Recommendations: For XnView MP version 0.96.4, consider avoiding the use of crafted pict files until a patch is available. As a temporary workaround, restrict the handling of pict files to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this issue.

Exploit

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2020-23886

Affected Products

Xnview Mp

References · 6

• 🔥 https://github.com/Aurorainfinity/vulnerabilities/tree/master/xnviewmp · Exploit
• https://xnview.com/en/xnviewmp · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2020-23886 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-23886 · Security Note
• https://t.me/cibsecurity/32208 · Telegram Post
• https://cwe.mitre.org/data/definitions/122.html · Note