#VU78729 Buffer overflow in SAP Web Dispatcher Kernel and SAP Web Dispatcher WEBDISP - CVE-2023-35871

Vulnerability identifier: #VU78729

Vulnerability risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2023-35871

CWE-ID: CWE-119

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
SAP Web Dispatcher Kernel
Server applications / Application servers
SAP Web Dispatcher WEBDISP
Server applications / Other server solutions

Vendor: SAP

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error when processing requests. A remote non-authenticated attacker can send specially crafted request to the application, trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

SAP Web Dispatcher Kernel: 7.53 - 7.93

SAP Web Dispatcher WEBDISP: 7.53 - 7.93

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External links
https://dam.sap.com/mac/app/e/pdf/preview/embed/ucQrx6G?ltr=a&rc=10&july2023

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.