Advisory

A note with CVSS 7.5 for component BC-FES-INS was released by SAP on 13.04.2021. The correction/advisory 3039649 was described with "[CVE-2021-27608] Unquoted Search Path in SAPSetup" and affects the system type SAP GUI / Frontend.

A workaround does not exist, according to SAP Security Advisory team. It is advisable to implement the correction as monthly patch process.

The vulnerability addressed is insecure installation defaults within SAP GUI / Frontend.

Risk specification

An unquoted service path in SAPSetup could lead to privilege escalation during the installation process that is performed when an executable file is registered. An attacker could thereby fully compromise the target system of the installation target.

Solution

The creation of a new process has been enhanced to use a quoted path to the executable.

The advisory is valid for

LMSAPSETUP 9.0 ²

Releated advisories

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.

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Notifications

Affected system SAP GUI / Frontend

CVSS 7.5

Component BC-FES-INS

Patch Day2021-04

Released on2021/04/13

SAP Note 3039649

Workaround No

Advisory

Risk specification

Solution

Disclaimer

_{Affected system}
SAP GUI / Frontend

_CVSS
7.5

_Component
BC-FES-INS

_{Patch Day}
2021-04

_{Released
on}
2021/04/13

_{SAP Note}
3039649

_Workaround
No