F5 BIG-IP up to 12.1.5.1/13.1.3.3/14.1.2.3/15.1.0.1 High Availability inadequate encryption

Summaryinfo

A vulnerability categorized as problematic has been discovered in F5 BIG-IP up to 12.1.5.1/13.1.3.3/14.1.2.3/15.1.0.1. The affected element is an unknown function of the component High Availability. Executing a manipulation can lead to inadequate encryption. This vulnerability is handled as CVE-2020-5886. The attack can only be done within the local network. There is not any exploit available.

Detailsinfo

A vulnerability classified as critical was found in F5 BIG-IP up to 12.1.5.1/13.1.3.3/14.1.2.3/15.1.0.1 (Firewall Software). This vulnerability affects an unknown functionality of the component High Availability. The manipulation with an unknown input leads to a inadequate encryption vulnerability. The CWE definition for the vulnerability is CWE-326. The product stores or transmits sensitive data using an encryption scheme that is theoretically sound, but is not strong enough for the level of protection required. As an impact it is known to affect confidentiality, and integrity. CVE summarizes:

On versions 15.0.0-15.1.0.1, 14.1.0-14.1.2.3, 13.1.0-13.1.3.3, and 12.1.0-12.1.5.1, BIG-IP systems setup for connection mirroring in a High Availability (HA) pair transfers sensitive cryptographic objects over an insecure communications channel. This is a control plane issue which is exposed only on the network used for connection mirroring.

The weakness was released 04/30/2020 (Website). The advisory is available at support.f5.com. This vulnerability was named CVE-2020-5886 since 01/06/2020. The attack can only be done within the local network. No form of authentication is required for a successful exploitation. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 05/01/2020). This vulnerability is assigned to T1600 by the MITRE ATT&CK project.

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

Entries connected to this vulnerability are available at VDB-154665, VDB-154664, VDB-154663 and VDB-154662. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

• Firewall Software

Vendor

• F5

Name

• BIG-IP

Version

• 12.1.5.0
• 12.1.5.1
• 13.1.3.0
• 13.1.3.1
• 13.1.3.2
• 13.1.3.3
• 14.1.2.0
• 14.1.2.1
• 14.1.2.2
• 14.1.2.3
• 15.1.0.0
• 15.1.0.1

License

• commercial

Website

• Vendor: https://f5.com/

CPE 2.3info

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CPE 2.2info

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Exploitinginfo

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Entryinfo

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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