F5 BIG-IP up to 14.1.4/15.1.6.0/16.0.1.0 Traffic Management Microkernel HTTP::payload uninitialized variable

CVSS Meta Temp Score
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CTI Interest Score
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7.3$0-$5k0.00

Summaryinfo

A vulnerability was found in F5 BIG-IP up to 14.1.4/15.1.6.0/16.0.1.0. It has been declared as critical. Affected by this issue is the function HTTP::payload of the component Traffic Management Microkernel. Executing a manipulation can lead to uninitialized variable. The identification of this vulnerability is CVE-2022-34655. The attack may be launched remotely. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in F5 BIG-IP up to 14.1.4/15.1.6.0/16.0.1.0 (Firewall Software). This vulnerability affects the function HTTP::payload of the component Traffic Management Microkernel. The manipulation with an unknown input leads to a uninitialized variable vulnerability. The CWE definition for the vulnerability is CWE-457. The code uses a variable that has not been initialized, leading to unpredictable or unintended results. As an impact it is known to affect availability. CVE summarizes:

In BIG-IP Versions 16.0.x before 16.0.1.1, 15.1.x before 15.1.6.1, and 14.1.x before 14.1.5, when an iRule containing the HTTP::payload command is configured on a virtual server, undisclosed traffic can cause Traffic Management Microkernel (TMM) to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

The weakness was shared 08/05/2022 as K93504311. The advisory is shared for download at support.f5.com. This vulnerability was named CVE-2022-34655 since 07/19/2022. There are known technical details, but no exploit is available.

Upgrading to version 14.1.5, 15.1.6.1 or 16.0.1.1 eliminates this vulnerability.

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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: 7.3

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

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

CVSSv2info

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

Exploitinginfo

Class: Uninitialized variable
CWE: CWE-457 / CWE-453
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 14.1.5/15.1.6.1/16.0.1.1

Timelineinfo

07/19/2022 🔍
08/05/2022 +17 days 🔍
08/05/2022 +0 days 🔍
08/05/2022 +0 days 🔍

Sourcesinfo

Vendor: f5.com

Advisory: K93504311
Status: Confirmed

CVE: CVE-2022-34655 (🔍)
GCVE (CVE): GCVE-0-2022-34655
GCVE (VulDB): GCVE-100-205624

Entryinfo

Created: 08/05/2022 08:04
Changes: 08/05/2022 08:04 (52)
Complete: 🔍
Cache ID: 216::103

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