F5 BIG-IP up to 16.1.3.0/17.0.0.0 Traffic Management Microkernel denial of service

CVSS Meta Temp Score
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CTI Interest Score
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6.7$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in F5 BIG-IP up to 16.1.3.0/17.0.0.0. Affected by this vulnerability is an unknown functionality of the component Traffic Management Microkernel. Executing a manipulation can lead to denial of service. This vulnerability is tracked as CVE-2022-35272. The attack can be launched remotely. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in F5 BIG-IP up to 16.1.3.0/17.0.0.0 (Firewall Software). It has been declared as critical. This vulnerability affects an unknown functionality of the component Traffic Management Microkernel. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability. CVE summarizes:

In BIG-IP Versions 17.0.x before 17.0.0.1 and 16.1.x before 16.1.3.1, when source-port preserve-strict is configured on an HTTP Message Routing Framework (MRF) virtual server, undisclosed traffic may cause the Traffic Management Microkernel (TMM) to produce a core file and the connection to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

The weakness was disclosed 08/05/2022 as K90024104. The advisory is shared for download at support.f5.com. This vulnerability was named CVE-2022-35272 since 07/19/2022. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1499.

Upgrading to version 16.1.3.1 or 17.0.0.1 eliminates this vulnerability.

Once again VulDB remains the best source 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: 6.8
VulDB Meta Temp Score: 6.7

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

NVD Base Score: 5.5
NVD Vector: 🔍

CNA Base Score: 7.5
CNA Vector (F5 Networks): 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

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

Physical: Partially
Local: Yes
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 16.1.3.1/17.0.0.1

Timelineinfo

07/19/2022 🔍
08/04/2022 +16 days 🔍
08/05/2022 +0 days 🔍
08/30/2022 +25 days 🔍

Sourcesinfo

Vendor: f5.com

Advisory: K90024104
Status: Confirmed

CVE: CVE-2022-35272 (🔍)
GCVE (CVE): GCVE-0-2022-35272
GCVE (VulDB): GCVE-100-205612

Entryinfo

Created: 08/05/2022 01:50
Updated: 08/30/2022 12:29
Changes: 08/05/2022 01:50 (52), 08/30/2022 12:29 (11)
Complete: 🔍
Cache ID: 216::103

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