F5 BIG-IP Advanced WAF/BIG-IP ASM up to 16.0.1 Websocket Profile denial of service

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in F5 BIG-IP Advanced WAF and BIG-IP ASM up to 12.1.6/13.1.4/14.1.4/15.1.3/16.0.1. The affected element is an unknown function of the component Websocket Profile Handler. Performing a manipulation results in denial of service. This vulnerability is cataloged as CVE-2021-23030. It is possible to initiate the attack remotely. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in F5 BIG-IP Advanced WAF and BIG-IP ASM up to 12.1.6/13.1.4/14.1.4/15.1.3/16.0.1 (Firewall Software). This affects an unknown functionality of the component Websocket Profile Handler. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability.

The weakness was shared 08/26/2021 as K42051445. It is possible to read the advisory at support.f5.com. This vulnerability is uniquely identified as CVE-2021-23030. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

Upgrading to version 13.1.4.1, 14.1.4.3, 15.1.3.1, 16.0.1.2 or 16.1.0 eliminates this vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.2

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: BIG-IP Advanced WAF/BIG-IP ASM 13.1.4.1/14.1.4.3/15.1.3.1/16.0.1.2/16.1.0

Timelineinfo

01/06/2021 🔍
08/26/2021 +231 days 🔍
08/26/2021 +0 days 🔍
08/29/2021 +3 days 🔍

Sourcesinfo

Vendor: f5.com

Advisory: K42051445
Status: Confirmed

CVE: CVE-2021-23030 (🔍)
GCVE (CVE): GCVE-0-2021-23030
GCVE (VulDB): GCVE-100-181539

Entryinfo

Created: 08/26/2021 16:40
Updated: 08/29/2021 19:11
Changes: 08/26/2021 16:40 (40), 08/29/2021 19:11 (1)
Complete: 🔍
Cache ID: 216::103

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