F5 BIG-IP up to 11.5.8/11.6.3.2/12.1.3.7/13.0.0 Application Acceleration Manager permission

Summaryinfo

A vulnerability was found in F5 BIG-IP up to 11.5.8/11.6.3.2/12.1.3.7/13.0.0. It has been rated as critical. This affects an unknown part of the component Application Acceleration Manager. The manipulation leads to permission. This vulnerability is referenced as CVE-2019-6601. The attack can only be performed from a local environment. No exploit is available.

Detailsinfo

A vulnerability was found in F5 BIG-IP up to 11.5.8/11.6.3.2/12.1.3.7/13.0.0 (Firewall Software). It has been rated as critical. This issue affects an unknown function of the component Application Acceleration Manager. The manipulation with an unknown input leads to a permission vulnerability. Using CWE to declare the problem leads to CWE-275. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

In BIG-IP 13.0.0, 12.1.0-12.1.3.7, 11.6.1-11.6.3.2, or 11.5.1-11.5.8, the Application Acceleration Manager (AAM) wamd process used in processing of images and PDFs fails to drop group permissions when executing helper scripts.

The bug was discovered 03/11/2019. The weakness was published 03/13/2019 (Website). The advisory is shared at support.f5.com. The identification of this vulnerability is CVE-2019-6601 since 01/22/2019. The exploitation is known to be easy. An attack has to be approached locally. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 08/01/2023). MITRE ATT&CK project uses the attack technique T1222 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $0-$5k.

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

Similar entry is available at VDB-131704. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

• Firewall Software

Vendor

• F5

Name

• BIG-IP

Version

• 11.5.0
• 11.5.1
• 11.5.2
• 11.5.3
• 11.5.4
• 11.5.5
• 11.5.6
• 11.5.7
• 11.5.8
• 11.6.3.0
• 11.6.3.1
• 11.6.3.2
• 12.1.3.0
• 12.1.3.1
• 12.1.3.2
• 12.1.3.3
• 12.1.3.4
• 12.1.3.5
• 12.1.3.6
• 12.1.3.7
• 13.0

License

• commercial

Website

• Vendor: https://f5.com/

CPE 2.3info

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CPE 2.2info

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Entryinfo

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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