F5 BIG-IP up to 16.1.3.2/17.0.0.1 Traffic Management Microkernel buffer overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.3$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in F5 BIG-IP up to 16.1.3.2/17.0.0.1. The affected element is an unknown function of the component Traffic Management Microkernel. Such manipulation leads to buffer overflow. This vulnerability is uniquely identified as CVE-2023-22422. The attack can be launched remotely. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in F5 BIG-IP up to 16.1.3.2/17.0.0.1 (Firewall Software). Affected by this issue is an unknown functionality of the component Traffic Management Microkernel. The manipulation with an unknown input leads to a buffer overflow vulnerability. Using CWE to declare the problem leads to CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. Impacted is availability. CVE summarizes:

On BIG-IP versions 17.0.x before 17.0.0.2 and 16.1.x before 16.1.3.3, when a HTTP profile with the non-default Enforcement options of Enforce HTTP Compliance and Unknown Methods: Reject are configured on a virtual server, undisclosed requests can cause the Traffic Management Microkernel (TMM) to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

The weakness was disclosed 02/01/2023 as K43881487. The advisory is available at my.f5.com. This vulnerability is handled as CVE-2023-22422 since 01/13/2023. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 02/01/2023).

Upgrading to version 16.1.3.3 or 17.0.0.2 eliminates this vulnerability.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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: Buffer overflow
CWE: CWE-120 / CWE-119
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 16.1.3.3/17.0.0.2

Timelineinfo

01/13/2023 🔍
02/01/2023 +19 days 🔍
02/01/2023 +0 days 🔍
02/01/2023 +0 days 🔍

Sourcesinfo

Vendor: f5.com

Advisory: K43881487
Status: Confirmed

CVE: CVE-2023-22422 (🔍)
GCVE (CVE): GCVE-0-2023-22422
GCVE (VulDB): GCVE-100-219962

Entryinfo

Created: 02/01/2023 20:41
Changes: 02/01/2023 20:41 (52)
Complete: 🔍
Cache ID: 216::103

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