CVE-2021-22976
Published Feb 12, 2021
Last updated 2 years ago
Overview
- Description
- On BIG-IP Advanced WAF and ASM version 16.0.x before 16.0.1.1, 15.1.x before 15.1.2, 14.1.x before 14.1.3.1, 13.1.x before 13.1.3.6, and all 12.1.x versions, when the BIG-IP ASM system processes WebSocket requests with JSON payloads, an unusually large number of parameters can cause excessive CPU usage in the BIG-IP ASM bd process. Note: Software versions which have reached End of Software Development (EoSD) are not evaluated.
- Source
- f5sirt@f5.com
- NVD status
- Analyzed
Social media
- Hype score
- Not currently trending
Risk scores
CVSS 3.1
- Type
- Primary
- Base score
- 7.5
- Impact score
- 3.6
- Exploitability score
- 3.9
- Vector string
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Severity
- HIGH
CVSS 2.0
- Type
- Primary
- Base score
- 5
- Impact score
- 2.9
- Exploitability score
- 10
- Vector string
- AV:N/AC:L/Au:N/C:N/I:N/A:P
Weaknesses
- nvd@nist.gov
- NVD-CWE-Other
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:f5:big-ip_advanced_web_application_firewall:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "322AA283-E494-45E0-975E-2725E2FCC2DE",
"versionEndIncluding": "12.1.5",
"versionStartIncluding": "12.1.0"
},
{
"criteria": "cpe:2.3:a:f5:big-ip_advanced_web_application_firewall:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "39DDA652-065C-4AF9-A014-E0DAFF60B61B",
"versionEndExcluding": "13.1.3.6",
"versionStartIncluding": "13.1.0"
},
{
"criteria": "cpe:2.3:a:f5:big-ip_advanced_web_application_firewall:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "BF641654-BDC0-4483-B6BA-D5566427E5C5",
"versionEndExcluding": "14.1.3.1",
"versionStartIncluding": "14.1.0"
},
{
"criteria": "cpe:2.3:a:f5:big-ip_advanced_web_application_firewall:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "6E0224A2-82E3-459A-8BEC-A2FC7B526230",
"versionEndExcluding": "15.1.2",
"versionStartIncluding": "15.1.0"
},
{
"criteria": "cpe:2.3:a:f5:big-ip_advanced_web_application_firewall:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "6B9117DA-6AA9-4704-A092-B1D426E6370D",
"versionEndExcluding": "16.0.1.1",
"versionStartIncluding": "16.0.0"
},
{
"criteria": "cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "2E5552A3-91CD-4B97-AD33-4F1FB4C8827A",
"versionEndIncluding": "12.1.5",
"versionStartIncluding": "12.1.0"
},
{
"criteria": "cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "2BF4F8C6-1C43-4A54-9FD6-011253744FC8",
"versionEndExcluding": "13.1.3.6",
"versionStartIncluding": "13.1.0"
},
{
"criteria": "cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "A0B1C52A-361A-46BD-9531-96C69F011EBC",
"versionEndExcluding": "14.1.3.1",
"versionStartIncluding": "14.1.0"
},
{
"criteria": "cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "24B9D974-3C1E-4467-A844-F9FDCD39A7FD",
"versionEndExcluding": "15.1.2",
"versionStartIncluding": "15.1.0"
},
{
"criteria": "cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "7BB77EFF-A064-4475-A93C-5D5BA9313724",
"versionEndExcluding": "16.0.1.1",
"versionStartIncluding": "16.0.0"
}
],
"operator": "OR"
}
]
}
]