SAP security note 1521099, "Directory Traversal in MM-PUR-VM-SET", is a program error note released on 14.12.2010. Below are the symptom and SAP recommended solution.
Description
Symptom
There is a potential directory traversal in the component MM-PUR-VM-SET. The reports RWMBONF0 and RWMBONF2 contain vulnerabilities that allow a malicious user to access arbitrary files. Additionally, the report RWMBONF1 allows overwriting arbitrary files on the application server, leading to potential data deletion.
Solution
Refer to Note 1497003 for additional information. The corrections in this note are a prerequisite for implementing the solution for Note 1521099.
Key Actions:
- Create Logical File Names: Use logical file name
MM-PUR-VM-SET-MCKONABto validate physical file names. - Maintain Physical Paths: Ensure the physical path for the logical path
MM_PUR_VM_SET_PATHis correctly maintained using transaction FILE. - Update Programs: Apply the changes to programs
RWMBONF0,RWMBONF1, andRWMBONF2to use the validated paths.
CVSS
Score 0
References
This note refers to
Full note on SAP: SAP Support Launchpad note 1521099
Detailed exploitation and proof-of-concept material for this note is maintained in the RedRays Security Platform. For access, contact [email protected].
