F5 BIG-IP up to 1.5.x/16.1.3.2/17.0.0.1 HTTP/2 Profile resource consumption

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

Summaryinfo

A vulnerability classified as problematic has been found in F5 BIG-IP up to 1.5.x/16.1.3.2/17.0.0.1. Affected by this vulnerability is an unknown functionality of the component HTTP2 Profile Handler. This manipulation causes resource consumption. This vulnerability is tracked as CVE-2023-22664. The attack is possible to be carried out remotely. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in F5 BIG-IP up to 1.5.x/16.1.3.2/17.0.0.1 (Firewall Software). It has been declared as critical. Affected by this vulnerability is some unknown processing of the component HTTP2 Profile Handler. The manipulation with an unknown input leads to a resource consumption vulnerability. The CWE definition for the vulnerability is CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. As an impact it is known to affect availability. The summary by CVE is:

On BIG-IP versions 17.0.x before 17.0.0.2 and 16.1.x before 16.1.3.3, and BIG-IP SPK starting in version 1.6.0, when a client-side HTTP/2 profile and the HTTP MRF Router option are enabled for a virtual server, undisclosed requests can cause an increase in memory resource utilization. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

The weakness was disclosed 02/01/2023 as K56676554. It is possible to read the advisory at my.f5.com. This vulnerability is known as CVE-2023-22664 since 01/13/2023. 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 1.6.0, 16.1.3.3 or 17.0.0.2 eliminates this vulnerability.

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Productinfo

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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

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

Exploitinginfo

Class: Resource consumption
CWE: CWE-400 / 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 1.6.0/16.1.3.3/17.0.0.2

Timelineinfo

01/13/2023 🔍
02/01/2023 +19 days 🔍
02/01/2023 +0 days 🔍
03/01/2023 +28 days 🔍

Sourcesinfo

Vendor: f5.com

Advisory: K56676554
Status: Confirmed

CVE: CVE-2023-22664 (🔍)
GCVE (CVE): GCVE-0-2023-22664
GCVE (VulDB): GCVE-100-219967

Entryinfo

Created: 02/01/2023 20:42
Updated: 03/01/2023 14:05
Changes: 02/01/2023 20:42 (51), 03/01/2023 14:05 (1)
Complete: 🔍
Cache ID: 216::103

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