PT-2022-12047 · Unknown · Ok-File-Formats

Concoctionsec · Published 2022-02-28 · Updated 2022-03-08 · CVE-2021-44342

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 David Brackeen ok-file-formats version 203defd

Description The issue is related to a Buffer Overflow that can occur via the function ok png transform scanline() in the file "/ok png.c:494". This can potentially lead to exploitation.

Recommendations For version 203defd, consider disabling the ok png transform scanline() function as a temporary workaround until a patch is available. Restrict access to the "/ok png.c" file to minimize the risk of exploitation. Avoid using the affected function in sensitive operations until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2021-44342

Affected Products

Ok-File-Formats

References · 4

• 🔥 https://github.com/brackeen/ok-file-formats/issues/19 · Exploit
• https://osv.dev/vulnerability/CVE-2021-44342 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-44342 · Security Note
• https://t.me/cibsecurity/38192 · Telegram Post