SAP NetWeaver AS for ABAP SSRF via improper input controls
CVE-2023-26459 Published on March 14, 2023
Server Side Request Forgery (SSRF) vulnerability in SAP NetWeaver AS for ABAP and ABAP Platform
Due to improper input controls In SAP NetWeaver AS for ABAP and ABAP Platform - versions 700, 701, 702, 731, 740, 750, 751, 752, 753, 754, 755, 756, 757, 791, an attacker authenticated as a non-administrative user can craft a request which will trigger the application server to send a request to an arbitrary URL which can reveal, modify or make unavailable non-sensitive information, leading to low impact on Confidentiality, Integrity and Availability.
Vulnerability Analysis
CVE-2023-26459 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 be low. considered to have a small impact on confidentiality and integrity and availability.
Weakness Type
What is a SSRF Vulnerability?
The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination. By providing URLs to unexpected hosts or ports, attackers can make it appear that the server is sending the request, possibly bypassing access controls such as firewalls that prevent the attackers from accessing the URLs directly. The server can be used as a proxy to conduct port scanning of hosts in internal networks, use other URLs such as that can access documents on the system (using file://), or use other protocols such as gopher:// or tftp://, which may provide greater control over the contents of requests.
CVE-2023-26459 has been classified to as a SSRF vulnerability or weakness.
Products Associated with CVE-2023-26459
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Affected Versions
SAP NetWeaver AS 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.