F5 BIG-IP APM up to 12.1.2 Portal access control

Summaryinfo

A vulnerability marked as critical has been reported in F5 BIG-IP APM up to 12.1.2. The impacted element is an unknown function of the component Portal. The manipulation leads to access control. This vulnerability is referenced as CVE-2017-0301. The attack needs to be initiated within the local network. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in F5 BIG-IP APM up to 12.1.2 (Firewall Software) and classified as critical. This issue affects an unknown code of the component Portal. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

In F5 BIG-IP APM software versions 11.5.0, 11.5.1, 11.5.2, 11.5.3, 11.5.4, 11.6.0, 11.6.1, 12.0.0, 12.1.0, 12.1.1 and 12.1.2 BIG-IP APM portal access requests do not return the intended resources in some cases. This may allow access to internal BIG-IP APM resources, however the application resources and backend servers are unaffected.

The bug was discovered 12/19/2017. The weakness was published 12/21/2017 (Website). It is possible to read the advisory at support.f5.com. The identification of this vulnerability is CVE-2017-0301 since 11/09/2016. The exploitation is known to be difficult. The attack needs to be initiated within the local network. A simple authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 118611 (F5 Networks BIG-IP : BIG-IP APM Portal Access vulnerability (K54358225)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family F5 Networks Local Security Checks and running in the context l.

Upgrading eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (118611). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

• Firewall Software

Vendor

• F5

Name

• BIG-IP APM

Version

• 11.5.0
• 11.5.1
• 11.5.2
• 11.5.3
• 11.5.4
• 11.6.0
• 11.6.1
• 12.0.0
• 12.1.0
• 12.1.1
• 12.1.2

License

• commercial

Website

• Vendor: https://f5.com/

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

Be aware that VulDB is the high quality source for vulnerability data.

Discussion