Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2020-27721

In versions 16.0.0-16.0.0.1, 15.1.0-15.1.1, 14.1.0-14.1.3, 13.1.0-13.1.3.5, 12.1.0-12.1.5.2, and 11.6.1-11.6.5.2, in a BIG-IP DNS / BIG-IP LTM GSLB deployment, under certain circumstances, the BIG-IP DNS system may stop using a BIG-IP LTM virtual server for DNS response.

Published

2020-12-24T15:15:12.763

Last Modified

2024-11-21T05:21:41.717

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

CVSSv2 Vector

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

  • Access Vector: NETWORK
  • Access Complexity: MEDIUM
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: PARTIAL
Exploitability Score

8.6

Impact Score

2.9

Weaknesses
  • Type: Primary
    NVD-CWE-noinfo
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application f5 big-ip_domain_name_system ≤ 11.6.5 Yes
Application f5 big-ip_domain_name_system ≤ 12.1.5 Yes
Application f5 big-ip_domain_name_system ≤ 13.1.3 Yes
Application f5 big-ip_domain_name_system < 14.1.3.1 Yes
Application f5 big-ip_domain_name_system < 15.1.2 Yes
Application f5 big-ip_domain_name_system < 16.0.1 Yes
Application f5 big-ip_global_traffic_manager ≤ 11.6.5 Yes
Application f5 big-ip_global_traffic_manager ≤ 12.1.5 Yes
Application f5 big-ip_global_traffic_manager ≤ 13.1.3 Yes
Application f5 big-ip_global_traffic_manager < 14.1.3.1 Yes
Application f5 big-ip_global_traffic_manager < 15.1.2 Yes
Application f5 big-ip_global_traffic_manager < 16.0.1 Yes
References