#VU78830 Input validation error in SAP NetWeaver AS JAVA - CVE-2023-31405

Vulnerability identifier: #VU78830

Vulnerability risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-31405

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
SAP NetWeaver AS JAVA
Server applications / Application servers

Vendor: SAP

Description

The vulnerability allows a remote attacker to manipulate logging data.

The vulnerability exists due to insufficient validation of user-supplied input in Log Viewer. A remote attacker can pass specially crafted input to the application and manipulate contents of log files.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

SAP NetWeaver AS JAVA: 7.50

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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.