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Vahagn Vardanian

Co-founder and CTO of RedRays

Potential modification of persisted data in MDS, SAP security note 1791940

SAP Note 1791940

SAP security note 1791940, "Potential modification of persisted data in MDS". Below are the symptom, SAP recommended solution and the affected software components.

Description

Symptom

An attacker can exploit MDS and use specially crafted inputs to modify database commands, resulting in the modification of data persisted by the system.

Solution

Implement the attached Correction Instruction to mitigate the vulnerability and prevent exploitation.

Reason and prerequisites

The issue is caused by an SQL injection vulnerability. The code constructs an SQL statement that includes strings which can be manipulated by an attacker. The altered SQL statement can then be used to modify information in the database.

Affected components

  • EA-DFPS 604
  • EA-DFPS 605
  • EA-DFPS 606
  • EA-DFPS 616

Full note on SAP: SAP Support Launchpad note 1791940

Detailed exploitation and proof-of-concept material for this note is maintained in the RedRays Security Platform. For access, contact [email protected].

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