PT-2021-6587 · Hcxtools+1 · Hcxtools+1

Seviezhou · Published 2021-09-20 · Updated 2021-10-02 · CVE-2021-32286

Positive Technologies (AI Summary)

CVSS v2.0

9.3

High

Base vector

AV:N/AC:M/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions hcxtools versions prior to 6.1.6

Description The issue is related to a global buffer overflow in the pcapngoptionwalk function located in hcxpcapngtool.c. This allows a remote attacker to access confidential data, compromise its integrity, and cause a denial of service. The vulnerability can also lead to code execution.

Recommendations For versions prior to 6.1.6, update to version 6.1.7 or later to resolve the issue. As a temporary workaround, consider restricting access to the hcxpcapngtool.c component until a patch is available.

Exploit

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

BDU:2022-01853

CVE-2021-32286

Affected Products

Debian

Hcxtools

References · 10

• 🔥 https://github.com/ZerBea/hcxtools/issues/155 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-32286 · Security Note
• https://cve.org/CVERecord?id=CVE-2021-32286 · Security Note
• https://ubuntu.com/security/CVE-2021-32286 · Vendor Advisory
• https://bdu.fstec.ru/vul/2022-01853 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2021-32286 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2021-32286 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2021-32286 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-32286 · Vendor Advisory
• https://github.com/ZerBea/hcxtools/commit/e6505ddc262bc3254b39844895ebac70861001d2 · Note