Multiple vulnerabilities in SAP NetWeaver Master Data Management Server



Published: 2021-02-09
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
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SAP NetWeaver Master Data Management Server
Web applications / Remote management & hosting panels

Vendor SAP

Security Advisory

1) Path traversal

Risk: Medium

CVSSv3.1: 5.1 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N/E:U/RL:O/RC:C] [PCI]

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

CPE 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

Risk: Medium

CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C] [PCI]

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

CPE 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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