PT-2021-22617 · Libslax · Libslax

Seviezhou · Published 2021-09-20 · Updated 2021-10-02 · CVE-2021-39533

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions: libslax versions prior to 0.22.2

Description: An issue was discovered in libslax, where the slaxLexer() function in slaxlexer.c has a heap-based buffer overflow.

Recommendations: For versions prior to 0.22.2, update to version 0.22.2 or later to resolve the issue. As a temporary workaround, consider restricting the use of the slaxLexer() function until a patch is available.

Exploit

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2021-39533

Affected Products

Libslax

References · 4

• 🔥 https://github.com/Juniper/libslax/issues/51 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-39533 · Security Note
• https://osv.dev/vulnerability/CVE-2021-39533 · Vendor Advisory
• https://t.me/cibsecurity/29143 · Telegram Post