SAP Commerce up to 2005 Backoffice URL session fixiation

Summaryinfo

A vulnerability was found in SAP Commerce 6.7/1808/1811/1905/2005. It has been declared as critical. Affected is an unknown function of the component Backoffice URL Handler. Such manipulation leads to session fixiation. This vulnerability is documented as CVE-2020-6302. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in SAP Commerce 6.7/1808/1811/1905/2005 and classified as problematic. Affected by this issue is some unknown processing of the component Backoffice URL Handler. The manipulation with an unknown input leads to a session fixiation vulnerability. Using CWE to declare the problem leads to CWE-384. Authenticating a user, or otherwise establishing a new user session, without invalidating any existing session identifier gives an attacker the opportunity to steal authenticated sessions. Impacted is confidentiality. CVE summarizes:

SAP Commerce versions 6.7, 1808, 1811, 1905, 2005 contains the jSession ID in the backoffice URL when the application is loaded initially. An attacker can get this session ID via shoulder surfing or man in the middle attack and subsequently get access to admin user accounts, leading to Session Fixation and complete compromise of the confidentiality, integrity and availability of the application.

The weakness was released 09/09/2020 (Website). The advisory is available at launchpad.support.sap.com. This vulnerability is handled as CVE-2020-6302 since 01/08/2020. The exploitation is known to be difficult. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. 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 09/09/2020).

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

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Productinfo

Vendor

• SAP

Name

• Commerce

Version

• 6.7
• 1808
• 1811
• 1905
• 2005

License

• commercial

Website

• Vendor: https://www.sap.com/

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