Vulnerability identifier: #VU55672

Vulnerability risk: High

CVSSv3.1: 8.6 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-33690

CWE-ID: CWE-918

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
SAP NetWeaver Development Infrastructure
Server applications / Other server solutions

Vendor: SAP

Description

The disclosed vulnerability allows a remote user to perform SSRF attacks.

The vulnerability exists due to insufficient validation of user-supplied input in Component Build Service within SAP NetWeaver Development Infrastructure. A remote user can send a specially crafted HTTP request and trick the application to initiate requests to arbitrary systems.

Successful exploitation of this vulnerability may allow a remote user to compromise the affected system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

SAP NetWeaver Development Infrastructure: 7.11 - 7.50

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External links
http://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=582222806
http://launchpad.support.sap.com/#/notes/3072955

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Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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