PT-2021-15315 · F5 · Big-Ip Gtm+2

Published 2021-02-12 · Updated 2021-02-17 · CVE-2021-22982

Positive Technologies (AI Summary)

CVSS v3.1

7.2

High

Base vector

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

Name of the Vulnerable Software and Affected Versions BIG-IP DNS and GTM versions 11.6.x BIG-IP DNS and GTM versions 12.1.x BIG-IP DNS and GTM versions 13.1.x before 13.1.0.4

Description The issue arises from the insecure handling and parsing of certain payloads by big3d, resulting in a buffer overflow.

Recommendations For versions 11.6.x, update to a version that is still supported and has the fix. For versions 12.1.x, update to a version that is still supported and has the fix. For versions 13.1.x before 13.1.0.4, update to version 13.1.0.4 or later.

Fix

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

CVE-2021-22982

Affected Products

Big-Ip Dns

Big-Ip Gtm

Big3D

References · 4

• https://support.f5.com/csp/article/K72708443 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-22982 · Security Note
• https://osv.dev/vulnerability/CVE-2021-22982 · Vendor Advisory
• https://t.me/cibsecurity/23550 · Telegram Post