CVE-2023-27501: sap netweaver_application_server_abap Path Traversal

Vulnerability summary

CVE-2023-27501 is a critical (CVSS 9.6) Path Traversal vulnerability in sap netweaver_application_server_abap. EPSS estimates a 0.97% chance of exploitation in the next 30 days, higher than 61.6% of scored vulnerabilities.

Timeline

1. 14-03-2023
   PublishedVulnerability first disclosed.
2. 27-02-2025
   Last modifiedVulnerability information updated.

Description

SAP NetWeaver AS for ABAP and ABAP Platform - versions 700, 701, 702, 731, 740, 750, 751, 752, 753, 754, 755, 756, 757, 791, allows an attacker to exploit insufficient validation of path information provided by users, thus exploiting a directory traversal flaw in an available service to delete system files. In this attack, no data can be read but potentially critical OS files can be deleted making the system unavailable, causing significant impact on both availability and integrity

• CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.