What is the CVSS score of CVE-2021-21475?

CVE-2021-21475 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N. EPSS exploitation probability: 1.9%.

Netweaver Master Data Management Server CVE-2021-21475

HIGH

Path Traversal (CWE-22)

2021-02-09 cna@sap.com

Information Disclosure Path Traversal SAP Netweaver Master Data Management Server

7.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

CVE Published

Feb 09, 2021 - 21:15 nvd

HIGH 7.5

DescriptionNVD

Under specific circumstances SAP Master Data Management, versions - 710, 710.750, allows an unauthorized attacker to exploit insufficient validation of path information provided by users, thus characters representing 'traverse to parent directory' are passed through to the file APIs. Due to this Directory Traversal vulnerability the attacker could read content of arbitrary files on the remote server and expose sensitive data.

AnalysisAI

Under specific circumstances SAP Master Data Management, versions - 710, 710.750, allows an unauthorized attacker to exploit insufficient validation of path information provided by users, thus. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Path Traversal (CWE-22), which allows attackers to access files and directories outside the intended path. Under specific circumstances SAP Master Data Management, versions - 710, 710.750, allows an unauthorized attacker to exploit insufficient validation of path information provided by users, thus characters representing 'traverse to parent directory' are passed through to the file APIs. Due to this Directory Traversal vulnerability the attacker could read content of arbitrary files on the remote server and expose sensitive data. Affected products include: Sap Netweaver Master Data Management Server.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate and canonicalize file paths. Use chroot or sandboxing. Reject input containing path separators or '../' sequences.