PT-2021-10910 · Irfanview · Irfanview

Nxq · Published 2021-10-28 · Updated 2021-11-02 · CVE-2020-23546

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions IrfanView version 4.54

Description The issue allows attackers to cause a denial of service or possibly other unspecified impacts via a crafted XBM file. This is related to "Data from Faulting Address is used as one or more arguments in a subsequent Function Call" starting at FORMATS!ReadMosaic+0x0000000000000981.

Recommendations For IrfanView version 4.54, consider avoiding the use of crafted XBM files until a patch is available. As a temporary workaround, restrict the use of the FORMATS!ReadMosaic function to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this issue.

Fix

Related Identifiers

CVE-2020-23546

Affected Products

Irfanview

References · 8

• https://irfanview.com/plugins.htm · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-23546 · Security Note
• https://osv.dev/vulnerability/CVE-2020-23546 · Vendor Advisory
• https://github.com/nhiephon/Research/blob/master/README.md · Note
• https://t.me/cvenotify/22615 · Telegram Post
• https://t.me/cvenotify/22626 · Telegram Post
• https://t.me/cibsecurity/31442 · Telegram Post
• http://irfanview.com · Note