F5 BIG-IP up to 14.1.5.2/15.1.8.0/16.1.3.2/17.0.0.1 OCSP Authentication Profile allocation of resources

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

Summaryinfo

A vulnerability marked as critical has been reported in F5 BIG-IP up to 14.1.5.2/15.1.8.0/16.1.3.2/17.0.0.1. This impacts an unknown function of the component OCSP Authentication Profile Handler. The manipulation leads to allocation of resources. This vulnerability is referenced as CVE-2023-22323. Remote exploitation of the attack is possible. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in F5 BIG-IP up to 14.1.5.2/15.1.8.0/16.1.3.2/17.0.0.1 (Firewall Software) and classified as critical. This issue affects an unknown code of the component OCSP Authentication Profile Handler. The manipulation with an unknown input leads to a allocation of resources vulnerability. Using CWE to declare the problem leads to CWE-770. The product allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor. Impacted is availability. The summary by CVE is:

In BIP-IP versions 17.0.x before 17.0.0.2, 16.1.x before 16.1.3.3, 15.1.x before 15.1.8.1, 14.1.x before 14.1.5.3, and all versions of 13.1.x, when OCSP authentication profile is configured on a virtual server, undisclosed requests can cause an increase in CPU resource utilization. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

The weakness was published 02/01/2023 as K56412001. The advisory is shared at my.f5.com. The identification of this vulnerability is CVE-2023-22323 since 01/13/2023. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1499 for this issue.

Upgrading to version 14.1.5.3, 15.1.8.1, 16.1.3.3 or 17.0.0.2 eliminates this vulnerability.

If you want to get the best quality for vulnerability data then you always have to consider 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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💳💳💳💳💳💳
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Allocation of resources
CWE: CWE-770 / 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 14.1.5.3/15.1.8.1/16.1.3.3/17.0.0.2

Timelineinfo

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

Sourcesinfo

Vendor: f5.com

Advisory: K56412001
Status: Confirmed

CVE: CVE-2023-22323 (🔍)
GCVE (CVE): GCVE-0-2023-22323
GCVE (VulDB): GCVE-100-219965

Entryinfo

Created: 02/01/2023 20:41
Updated: 02/01/2023 20:44
Changes: 02/01/2023 20:41 (48), 02/01/2023 20:44 (3)
Complete: 🔍
Cache ID: 216::103

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