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Vahagn Vardanian

Co-founder and CTO of RedRays

Missing Authorization check in Disbursement Read API used in Read Disbursement Webservice, SAP security note 2947891

SAP Note 2947891
SAP Security Note
Low priority

SAP security note 2947891, "Missing Authorization check in Disbursement Read API used in Read Disbursement Webservice", is a program error note released on 10.11.2020. Below are the symptom and SAP recommended solution.

ComponentFinancial Services > Account Management > Order Management > Account Order > Disbursement (Loans)
CategoryProgram error
PriorityCorrection with low priority
TypeSAP Security Note
Version2
StatusReleased for Customer
Released on10.11.2020
LanguageEnglish

Description

Symptom

While reading disbursement data using the Disbursement read webservice, authorization checks are not performed for an authenticated user, resulting in escalation of privileges.

Some well-known impacts of Missing Authorization check are:

  • Abuse functionality restricted to a particular user group
  • Read, modify, or delete restricted data

Solution

The affected functions have now been enforced to properly check access restrictions. Please implement the correction instructions.

Reason and prerequisites

Authorization checks are missing.

CVSS

Score 3.0 Vector: CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:N/A:N

Full note on SAP: SAP Support Launchpad note 2947891

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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