Log injection in SAP NetWeaver AS JAVA

1) Input validation error

EUVDB-ID: #VU78830

Risk: Medium

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-31405

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

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

External links

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

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.