CVE-2021-23000

On BIG-IP versions 13.1.3.4-13.1.3.6 and 12.1.5.2, if the tmm.http.rfc.enforcement BigDB key is enabled in a BIG-IP system, or the Bad host header value is…

published March 31, 2021

CVSS
—
EPSS
1%
Percentile
61.4
In the wild
Unconfirmed
What it is

On BIG-IP versions 13.1.3.4-13.1.3.6 and 12.1.5.2, if the tmm.http.rfc.enforcement BigDB key is enabled in a BIG-IP system, or the Bad host header value is checked in the AFM HTTP security profile associated with a virtual server, in rare instances, a specific sequence of malicious requests may cause TMM to restart. Note: Software versions which have reached End of Software Development (EoSD) are not evaluated.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00967 · 61.4th percentile
Published
2021-03-31T17:26Z
EPSS history
Timeline
  • 31 MAR 17:26Z
    On BIG-IP versions 13.1.3.4-13.1.3.6 and 12.1.5.2, if the tmm.http.rfc.enforcement BigDB key is enabled in a BIG-IP system, or the Bad host header value is…
    cvelistv5