PT-2021-18183 · Irfan Skiljan · Irfanview

Published 2021-09-28 · Updated 2021-10-05 · CVE-2021-29363

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 4.57

Description: A buffer overflow vulnerability in FORMATS!ReadRAS W+0xa74 of Irfanview allows attackers to execute arbitrary code via a crafted RLE file.

Recommendations: For Irfanview version 4.57, consider avoiding the use of crafted RLE files until a patch is available. As a temporary workaround, restrict the use of the FORMATS!ReadRAS W+0xa74 function to minimize the risk of exploitation.

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2021-29363

Affected Products

Irfanview

References · 5

• https://osv.dev/vulnerability/CVE-2021-29363 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-29363 · Security Note
• https://t.me/cvenotify/21950 · Telegram Post
• https://t.me/cibsecurity/29586 · Telegram Post
• https://github.com/moshekaplan/Research/tree/main/IrfanView · Note