Low Severity
Affected system
SAP Solution...
CVSS
2.7
Component
SV-FRN-INF-SDA
Patch Day
2022-04
Released on
2022/04/12
SAP Note
3159091
Workaround
Yes
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Advisory

On 12.04.2022 a security relevant correction has been released by SAP SE. The manufacturer resolves an issue within SAP Solution Manager & SAP Focused Run .

SAP Note 3159091 addresses "[CVE-2022-27657] Directory Traversal vulnerability in SAP Focused Run (Simple Diagnostics Agent 1.0)" to prevent directory traversal (read) with a low risk for exploitation.

A workaround does exist, according to SAP Security Advisory team. It is advisable to implement the correction as part of maintenance, the team suggests.

Risk specification

SAP Focused Run (Simple Diagnostic Agent 1.0) allows an authenticated attacker to potentially read arbitrary files from the server, possibly disclosing confidential information.

Solution

The affected program has been updated to apply a strengthened path validation  Circumstances exist that prevent the timely installation of a patch provided by the manufacturer. In such cases, you may consider applying the suggested workaround as a temporary or compensating mitigation: "Cross-site scripting/request forgery filter engine on IDS/IPS/firewall systems. ".

The advisory is valid for

 

 

Disclaimer

SecurityBridge takes the security of SAP products very seriously. We very much encourage the responsible disclosure of security vulnerabilities. If you have detected a vulnerability concerning one of the SAP software products – either in the latest or in a former product version follow the guidelines and processes in accordance with the SAP portal page “Report a Security Vulnerability to SAP”.

The advisories found within the SecurityBridge advisory are generated and continuously enriched by our Team at SecurityBridge and affiliated security consultants, partners, customers of the SecurityBridge Platform, SAP support, and advisory groups.

We do not disclose zero-day vulnerabilities unless a security patch has been made available to the public. In such case, the platform only provides details on which version or signature updates are available within the SecurityBridge platform in order to monitor or measure the vulnerability.

In accordance with SAP guidelines, SecurityBridge only discloses issues where the fixing security note has been released. The vulnerability platform makes no references to available exploits or Proof of Concepts (PoC). Advisories and vulnerabilities will always mention the fixing security note or hints to the corresponding SAP documentation.

Cross-Site Scripting

Protecting your SAP© systems against exploitation of directory traversal vulnerabilities is almost impossible without usage of an appropriate cybersecurity software.

Custom coding may be introduced at any moment. According to statistic, at least one vulnerability exists in a set of 1.000 source code lines. In consequence continuous code vulnerability assements are needed to protect your assets.

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