Vulnerability CVE-2021-22982

Vulnerability CVE-2021-22982

Published: 2021-02-12

Description:

On BIG-IP DNS and GTM version 13.1.x before 13.1.0.4, and all versions of 12.1.x and 11.6.x, big3d does not securely handle and parse certain payloads resulting in a buffer overflow. Note: Software versions which have reached End of Software Development (EoSD) are not evaluated.

Type:

CWE-120

(Buffer Copy without Checking Size of Input ('Classic Buffer Overflow'))

CVSS2 => (AV:N/AC:L/Au:S/C:P/I:P/A:P)

CVSS Base Score	Impact Subscore	Exploitability Subscore
6.5/10	6.4/10	8/10

Exploit range	Attack complexity	Authentication
Remote	Low	Single time
Confidentiality impact	Integrity impact	Availability impact
Partial	Partial	Partial

Affected software
F5 -> Big-ip domain name system
F5 -> Big-ip global traffic manager

References:

https://support.f5.com/csp/article/K72708443

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