Hot Note
Affected system
SAP Adaptive...
CVSS
9.1
Component
BC-SYB-ASE
Patch Day
2020-05
Released on
2020/05/12
SAP Note
2917275
Workaround
Yes
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Advisory

SAP takes the security of its vast product portfolio very seriously and thus releases security fixes for vulnerabilities reported by external researchers and their customers every second Tuesday of the month.

SAP Note 2917275 was released on 12.05.2020 and deals with "[CVE-2020-6248] Code injection in SAP Adaptive Server Enterprise (Backup Server)" within SAP Adaptive Server Enterprise (ASE) . We advice you to follow the instructions, to resolve code injection with a hot news potential for exploitation in component BC-SYB-ASE.

According to SAP Security Advisory team a workaround exists. It is advisable to implement the correction as part of maintenance.

Risk specification

SAP Adaptive Server Enterprise (ASE) Backup Server does not perform the necessary validation checks for an authenticated user while executing DUMP or LOAD command allowing arbitrary code execution or Code Injection.

Solution

The application input validation checks have been updated to prevent this type of attack.  And the good news, a workaround exists, too! This was suggested by the SAP security experts: "Mitigation: A potential attacker requires to be the Database Owner (dbo) or a user with dump/load database privilege."

The advisory is valid for

 

Disclaimer

ABEX takes the security of SAP products very seriously. We very much encourage the responsible disclosure of security vulnerabilities. If you have detected a vulnerability in 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 ABEX security advisory are generated and continuously enriched by ABEX and affiliated security consultants, partners, customers of the SecurityBridge security suite, SAP support, and advisory groups.

There is no disclosure of zero-day vulnerabilities. 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, ABEX only discloses issues where the fixing security note has been released at least three months ago. 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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