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.

NVD

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.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
LOW
User Interaction:
NONE
Scope:
CHANGED
Confidentiality Impact:
LOW
Integrity Impact:
LOW
Availability Impact:
LOW

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:

Exploit Probability

EPSS
0.13%
Percentile
32.70%

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.