PT-2021-15310 · F5 · Big-Ip

Published 2021-02-12 · Updated 2021-02-18 · CVE-2021-22977

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions BIG-IP versions 14.1.2.4 through 14.1.3 BIG-IP versions 16.0.0 through 16.0.1

Description Cooperation between malicious HTTP client code and a malicious server may cause TMM to restart and generate a core file.

Recommendations For BIG-IP versions 14.1.2.4 through 14.1.3, consider updating to a version that is not affected by this issue. For BIG-IP versions 16.0.0 through 16.0.1, consider updating to a version that is not affected by this issue. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Related Identifiers

CVE-2021-22977

Affected Products

Big-Ip

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2021-22977 · Security Note
• https://support.f5.com/csp/article/K14693346 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-22977 · Vendor Advisory
• https://t.me/cibsecurity/23564 · Telegram Post
• https://t.me/cvenotify/9900 · Telegram Post