PT-2019-18225 · F5 · Big-Ip

Published 2019-09-04 · Updated 2023-02-03 · CVE-2019-6643

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 F5 BIG-IP versions 11.5.2 through 11.6.4 F5 BIG-IP versions 12.1.0 through 12.1.4.1 F5 BIG-IP versions 13.0.0 through 13.1.2 F5 BIG-IP versions 14.0.0 through 14.0.0.4 F5 BIG-IP versions 14.1.0 through 14.1.0.5

Description An attacker sending specifically crafted DHCPv6 requests through a BIG-IP virtual server configured with a DHCPv6 profile may be able to cause the TMM process to produce a core file.

Recommendations For versions 11.5.2 through 11.6.4, consider disabling the DHCPv6 profile on the BIG-IP virtual server until a patch is available. For versions 12.1.0 through 12.1.4.1, consider disabling the DHCPv6 profile on the BIG-IP virtual server until a patch is available. For versions 13.0.0 through 13.1.2, consider disabling the DHCPv6 profile on the BIG-IP virtual server until a patch is available. For versions 14.0.0 through 14.0.0.4, consider disabling the DHCPv6 profile on the BIG-IP virtual server until a patch is available. For versions 14.1.0 through 14.1.0.5, consider disabling the DHCPv6 profile on the BIG-IP virtual server until a patch is available.

Fix

Related Identifiers

CVE-2019-6643

Affected Products

Big-Ip

References · 5

• https://support.f5.com/csp/article/K36228121 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2019-6643 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-6643 · Security Note
• https://t.me/cvenotify/43568 · Telegram Post
• https://support.f5.com/csp/article/K36228121?utm_source=f5support&amp%3Butm_medium=RSS · Note