Advisory

On 09.08.2022 a security relevant correction has been released by SAP SE. The manufacturer resolves an issue within SAP GUI / Frontend.

SAP Note 3156484 addresses "Information Disclosure vulnerability in SAP Business Client" to prevent insufficient security function with a medium risk for exploitation.

A workaround does not exist, according to SAP Security Advisory team. It is advisable to implement the correction as part of maintenance, the team suggests.

Risk specification

Due to incorrect certificate validation, SAP Business Client allows an authenticated attacker to access information that would otherwise be restricted.

Solution

SAP Business Client can now be switched to a more strict mode, where no certificate errors are omitted.

The advisory is valid for

BC-WD-CLT-BUS 7.0 ⁴
BC-WD-CLT-BUS 7.70 ³

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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.

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