SB2021020914 - Multiple vulnerabilities in SAP NetWeaver Master Data Management Server

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Main Vulnerability Database SB2021020914

SB2021020914 - Multiple vulnerabilities in SAP NetWeaver Master Data Management Server

Published: February 9, 2021

Security Bulletin ID SB2021020914
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Information disclosure

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 vulnerabilities.


1) Path traversal (CVE-ID: CVE-2021-21475)

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

CVSSv4: 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


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.


2) Weak password requirements (CVE-ID: CVE-2021-21472)

CWE-ID: CWE-521 - Weak Password Requirements

CVSSv4: 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


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.


Remediation

Install update from vendor's website.

References