PT-2021-10911 · Irfanview · Irfanview

Npd · Published 2021-10-28 · Updated 2021-11-02 · CVE-2020-23549

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 .cr2 file. This is related to "Data from Faulting Address controls Branch Selection starting at FORMATS!GetPlugInInfo+0x00000000000047f6".

Recommendations For IrfanView version 4.54, consider avoiding the use of .cr2 files until a patch is available. As a temporary workaround, restrict the handling of .cr2 files to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Related Identifiers

CVE-2020-23549

Affected Products

Irfanview

References · 7

• https://irfanview.com/plugins.htm · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-23549 · Security Note
• https://osv.dev/vulnerability/CVE-2020-23549 · Vendor Advisory
• https://github.com/nhiephon/Research/blob/master/README.md · Note
• https://t.me/cibsecurity/31441 · Telegram Post
• https://t.me/cvenotify/22614 · Telegram Post
• https://t.me/cvenotify/22625 · Telegram Post