CVE-2021-23000
published 2021-03-31CVE-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…
PriorityP340high7.5CVSS 3.1
AVNACLPRNUINSUCNINAH
EPSS
0.93%
56.7th percentile
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.
Affected
43 ranges· showing 25
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| f5 | big-ip_aam | — | — |
| f5 | big-ip_access_policy_manager | — | — |
| f5 | big-ip_access_policy_manager | — | — |
| f5 | big-ip_access_policy_manager | >= 13.1.3.4 < 13.1.3.6 | 13.1.3.6 |
| f5 | big-ip_advanced_firewall_manager | — | — |
| f5 | big-ip_advanced_firewall_manager | >= 13.1.3.4 < 13.1.3.6 | 13.1.3.6 |
| f5 | big-ip_advanced_waf | — | — |
| f5 | big-ip_advanced_web_application_firewall | — | — |
| f5 | big-ip_advanced_web_application_firewall | >= 13.1.3.4 < 13.1.3.6 | 13.1.3.6 |
| f5 | big-ip_afm | — | — |
| f5 | big-ip_analytics | — | — |
| f5 | big-ip_analytics | — | — |
| f5 | big-ip_analytics | >= 13.1.3.4 < 13.1.3.6 | 13.1.3.6 |
| f5 | big-ip_apm | — | — |
| f5 | big-ip_application_acceleration_manager | — | — |
| f5 | big-ip_application_acceleration_manager | >= 13.1.3.4 < 13.1.3.6 | 13.1.3.6 |
| f5 | big-ip_application_security_manager | — | — |
| f5 | big-ip_application_security_manager | >= 13.1.3.4 < 13.1.3.6 | 13.1.3.6 |
| f5 | big-ip_asm | — | — |
| f5 | big-ip_ddos_hybrid_defender | — | — |
| f5 | big-ip_ddos_hybrid_defender | >= 13.1.3.4 < 13.1.3.6 | 13.1.3.6 |
| f5 | big-ip_dhd | — | — |
| f5 | big-ip_dns | — | — |
| f5 | big-ip_domain_name_system | — | — |
| f5 | big-ip_domain_name_system | >= 13.1.3.4 < 13.1.3.6 | 13.1.3.6 |
CVSS provenance
nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
nvdv2.04.3MEDIUMAV:N/AC:M/Au:N/C:N/I:N/A:P
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GHSA
GHSA-6vhg-w9jf-mcqf: On BIG-IP versions 13
ghsa_unreviewed·2022-05-24
CVE-2021-23000 [HIGH] GHSA-6vhg-w9jf-mcqf: On BIG-IP versions 13
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.
F5
CVE-2021-23000: On BIG-IP versions 13
vendor_f5·2021-03-31·CVSS 7.5
CVE-2021-23000 [HIGH] CVE-2021-23000: On BIG-IP versions 13
CVE-2021-23000: On BIG-IP versions 13
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.
Affected Products: BIG-IP AAM, BIG-IP AFM, BIG-IP APM, BIG-IP ASM, BIG-IP Advanced WAF, BIG-IP Analytics, BIG-IP DHD, BIG-IP DNS, BIG-IP FPS, BIG-IP GTM, BIG-IP LTM, BIG-IP Link Controller, BIG-IP PEM, Ssl Orchestrator
Affected Versions: 12.1.5.2; 13.1.3.4 - 13.1.3.6
F5 Advisory Articles: K34441555
F5 References: https://support.f5.com/csp/art
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2021-03-31
Published