SAP BEx Web Java Runtime Export Web Service up to BIWEBAPP 7.5 xml injection

Summaryinfo

A vulnerability described as critical has been identified in SAP BEx Web Java Runtime Export Web Service BI-BASE-B 7.5/BI-BASE-E 7.5/BI-BASE-S 7.5/BI-IBC 7.5/BIWEBAPP 7.5. Affected by this vulnerability is an unknown functionality. The manipulation results in xml injection. This vulnerability is known as CVE-2024-42374. It is possible to launch the attack remotely. No exploit is available. It is best practice to apply a patch to resolve this issue.

Detailsinfo

A vulnerability classified as critical has been found in SAP BEx Web Java Runtime Export Web Service BI-BASE-B 7.5/BI-BASE-E 7.5/BI-BASE-S 7.5/BI-IBC 7.5/BIWEBAPP 7.5. Affected is an unknown code block. The manipulation with an unknown input leads to a xml injection vulnerability. CWE is classifying the issue as CWE-91. The product does not properly neutralize special elements that are used in XML, allowing attackers to modify the syntax, content, or commands of the XML before it is processed by an end system. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

BEx Web Java Runtime Export Web Service does not sufficiently validate an XML document accepted from an untrusted source. An attacker can retrieve information from the SAP ADS system and exhaust the number of XMLForm service which makes the SAP ADS rendering (PDF creation) unavailable. This affects the confidentiality and availability of the application.

The advisory is available at me.sap.com. This vulnerability is traded as CVE-2024-42374 since 07/31/2024. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. 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 08/14/2024). This vulnerability is assigned to T1505 by the MITRE ATT&CK project.

Applying a patch is able to eliminate this problem.

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Productinfo

Type

• Programming Language Software

Vendor

• SAP

Name

• BEx Web Java Runtime Export Web Service

Version

• BI-BASE-B 7.5
• BI-BASE-E 7.5
• BI-BASE-S 7.5
• BI-IBC 7.5
• BIWEBAPP 7.5

License

• commercial

Website

• Vendor: https://www.sap.com/

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