Path traversal in SAP NetWeaver

1) Path traversal

EUVDB-ID: #VU78723

Risk: Low

CVSSv3.1: 4.3 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-33989

CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Exploit availability: No

Description

The vulnerability allows a remote user to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences in BI CONT ADD ON. A remote privileged user can send a specially crafted HTTP request and read arbitrary files on the system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

SAP NetWeaver: 707 - 757

External links

http://dam.sap.com/mac/app/e/pdf/preview/embed/ucQrx6G?ltr=a&rc=10&july2023
http://www.sap.com/documents/2022/02/fa865ea4-167e-0010-bca6-c68f7e60039b.html?august2023

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

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