PT-2021-19684 · Unknown · Ok-File-Formats

Aug5T7O · Published 2021-08-24 · Updated 2021-09-01 · CVE-2021-32263

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: ok-file-formats versions through 2021-04-29

Description: The issue is a heap-based buffer overflow in the ok csv circular buffer read function in ok csv.c. This occurs due to improper handling of data, leading to potential memory corruption.

Recommendations: For versions through 2021-04-29, consider disabling the ok csv circular buffer read function until a patch is available to prevent potential exploitation. 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-2021-32263

Affected Products

Ok-File-Formats

References · 4

• 🔥 https://github.com/brackeen/ok-file-formats/issues/13 · Exploit
• https://osv.dev/vulnerability/CVE-2021-32263 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-32263 · Security Note
• https://t.me/cvenotify/20034 · Telegram Post