Vulnerability Name: | CVE-2020-27721 (CCN-193754) | ||||||||||||
Assigned: | 2020-12-16 | ||||||||||||
Published: | 2020-12-16 | ||||||||||||
Updated: | 2020-12-28 | ||||||||||||
Summary: | 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. | ||||||||||||
CVSS v3 Severity: | 7.5 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H) 6.5 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)
5.2 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)
| ||||||||||||
CVSS v2 Severity: | 4.3 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P)
| ||||||||||||
Vulnerability Type: | CWE-noinfo | ||||||||||||
Vulnerability Consequences: | Denial of Service | ||||||||||||
References: | Source: MITRE Type: CNA CVE-2020-27721 Source: XF Type: UNKNOWN f5-cve202027721-dos(193754) Source: CCN Type: F5 Security Advisory K52035247 BIG-IP DNS virtual server vulnerability CVE-2020-27721 Source: MISC Type: Vendor Advisory https://support.f5.com/csp/article/K52035247 | ||||||||||||
Vulnerable Configuration: | Configuration 1: Configuration CCN 1: ![]() | ||||||||||||
BACK |