SAP NetWeaver: Directory Traversal Enables OS File Overwrite
CVE-2023-27269 Published on March 14, 2023
Directory Traversal vulnerability in SAP NetWeaver AS for ABAP and ABAP Platform
SAP NetWeaver Application Server for ABAP and ABAP Platform - versions 700, 701, 702, 731, 740, 750, 751, 752, 753, 754, 755, 756, 757, 791, allows an attacker with non-administrative authorizations to exploit a directory traversal flaw in an available service to overwrite the system files. In this attack, no data can be read but potentially critical OS files can be overwritten making the system unavailable.
Vulnerability Analysis
CVE-2023-27269 can be exploited with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality, a high impact on integrity and availability.
Weakness Type
What is a Directory traversal Vulnerability?
The software 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 software 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.
CVE-2023-27269 has been classified to as a Directory traversal vulnerability or weakness.
Products Associated with CVE-2023-27269
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Affected Versions
SAP NetWeaver Application Server for ABAP and ABAP Platform:- Version 700 is affected.
- Version 701 is affected.
- Version 702 is affected.
- Version 731 is affected.
- Version 740 is affected.
- Version 750 is affected.
- Version 751 is affected.
- Version 752 is affected.
- Version 753 is affected.
- Version 754 is affected.
- Version 755 is affected.
- Version 756 is affected.
- Version 757 is affected.
- Version 791 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.