Multiple vulnerabilities in SAP NetWeaver Master Data Management Server



Risk Medium
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2021-21475
CVE-2021-21472
CWE-ID CWE-22
CWE-521
Exploitation vector Network
Public exploit N/A
Vulnerable software
SAP NetWeaver Master Data Management Server
Web applications / Remote management & hosting panels

Vendor SAP

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Path traversal

EUVDB-ID: #VU50448

Risk: Medium

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

CVE-ID: CVE-2021-21475

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

Exploit availability: No

Description

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

The vulnerability exists due to input validation error when processing directory traversal sequences in SAP NetWeaver Master Data Management. A remote attacker can send a specially crafted HTTP request and read arbitrary files on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

SAP NetWeaver Master Data Management Server: 710 - 710.750

CPE2.3 External links

https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=568460543
https://launchpad.support.sap.com/#/notes/3000897


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.

2) Weak password requirements

EUVDB-ID: #VU50447

Risk: Medium

CVSSv4.0: 1.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2021-21472

CWE-ID: CWE-521 - Weak Password Requirements

Exploit availability: No

Description

The vulnerability allows a remote user to gain unauthorized access to the system.

The vulnerability exists due to default weak password requirements that do not require setting a server password during installation of SAP NetWeaver Master Data Management. A remote user can gain unauthorized access to the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

SAP NetWeaver Master Data Management Server: 710 - 710.750

CPE2.3 External links

https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=568460543
https://launchpad.support.sap.com/#/notes/2998173


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.



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