F5 BIG-IP AFM up to 13.1.3.1/14.1.2/15.0.1 Virtual Server Performance input validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.4$5k-$25k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in F5 BIG-IP AFM up to 13.1.3.1/14.1.2/15.0.1. This issue affects some unknown processing of the component Virtual Server. This manipulation causes input validation (Performance). This vulnerability is handled as CVE-2019-6672. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in F5 BIG-IP AFM up to 13.1.3.1/14.1.2/15.0.1 (Firewall Software). It has been declared as problematic. Affected by this vulnerability is some unknown functionality of the component Virtual Server. The manipulation with an unknown input leads to a input validation vulnerability (Performance). The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect availability. The summary by CVE is:

On BIG-IP AFM 15.0.0-15.0.1, 14.0.0-14.1.2, and 13.1.0-13.1.3.1, when bad-actor detection is configured on a wildcard virtual server on platforms with hardware-based sPVA, the performance of the BIG-IP AFM system is degraded.

The weakness was released 11/27/2019 (Website). It is possible to read the advisory at support.f5.com. This vulnerability is known as CVE-2019-6672 since 01/22/2019. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 03/05/2024).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Statistical analysis made it clear that VulDB provides the best quality 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: 6.4
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Name: Performance
Class: Input validation / Performance
CWE: CWE-20
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/22/2019 🔍
11/27/2019 +309 days 🔍
11/28/2019 +1 days 🔍
03/05/2024 +1559 days 🔍

Sourcesinfo

Vendor: f5.com

Advisory: K14703097
Status: Not defined

CVE: CVE-2019-6672 (🔍)
GCVE (CVE): GCVE-0-2019-6672
GCVE (VulDB): GCVE-100-146491

Entryinfo

Created: 11/28/2019 09:32
Updated: 03/05/2024 08:09
Changes: 11/28/2019 09:32 (38), 11/28/2019 09:37 (18), 03/05/2024 08:09 (3)
Complete: 🔍
Cache ID: 216::103

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