PT-2019-18198 · F5 · Big-Ip

Published 2019-05-03 · Updated 2023-02-16 · CVE-2019-6616

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 F5 BIG-IP versions 11.5.2 through 11.5.8 F5 BIG-IP versions 11.6.1 through 11.6.3.4 F5 BIG-IP versions 12.1.0 through 12.1.4 F5 BIG-IP versions 13.0.0 through 13.1.1.4 F5 BIG-IP versions 14.0.0 through 14.1.0.1

Description Administrative users with TMSH access can overwrite critical system files on BIG-IP, resulting in the bypass of whitelist and blacklist restrictions enforced by appliance mode.

Recommendations For F5 BIG-IP versions 11.5.2 through 11.5.8, restrict TMSH access to authorized personnel to minimize the risk of exploitation. For F5 BIG-IP versions 11.6.1 through 11.6.3.4, restrict TMSH access to authorized personnel to minimize the risk of exploitation. For F5 BIG-IP versions 12.1.0 through 12.1.4, restrict TMSH access to authorized personnel to minimize the risk of exploitation. For F5 BIG-IP versions 13.0.0 through 13.1.1.4, restrict TMSH access to authorized personnel to minimize the risk of exploitation. For F5 BIG-IP versions 14.0.0 through 14.1.0.1, restrict TMSH access to authorized personnel to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Related Identifiers

CVE-2019-6616

Affected Products

Big-Ip

References · 5

• https://support.f5.com/csp/article/K82814400 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-6616 · Security Note
• https://osv.dev/vulnerability/CVE-2019-6616 · Vendor Advisory
• http://securityfocus.com/bid/108298 · Note
• https://t.me/cvenotify/44431 · Telegram Post