SAP Enterprise Portal – SSRF iviewCatcherEditor

January 26, 2022

IMPACT ON BUSINESS Successful attacks can lead to various types of exploitation like CSRF, html injection, data exfiltration, depending on the victim’s privileges. AFFECTED COMPONENTS DESCRIPTION SAP Enterprise Portal is a web frontend component for SAP Netweaver. Affected components:
  • EP-RUNTIME 7.10
  • EP-RUNTIME 7.11
  • EP-RUNTIME 7.20
  • EP-RUNTIME 7.30
  • EP-RUNTIME 7.31
  • EP-RUNTIME 7.40
  • EP-RUNTIME 7.50
(Check SAP Note 3074844 for detailed information on affected releases) VULNERABILITY DETAILS The SAP Portal component Iviews Editor contains a Server Side Request Forgery (SSRF) vulnerability. It allows an unauthenticated attacker to craft a malicious url that would trick the victim into making any type of request (POST, GET, etc) to any internal or external server. SOLUTION SAP has released SAP Note 3074844 which provides patched versions of the affected components. The patches can be downloaded from: https://launchpad.support.sap.com/#/notes/3074844. Onapsis strongly recommends SAP customers to download the related security fixes and apply them to the affected components in order to reduce business risks. REPORT TIMELINE
  • 04/28/2021: Onapsis sends details to SAP
  • 04/28/2021: SAP provides internal ID
  • 08/10/2021: SAP releases SAP Note fixing the issue.
REFERENCES
Advisory Information
  • Public Release Date: 01/26/2022
  • Security Advisory ID: ONAPSIS-2021-0023
  • Vulnerability Submission ID: 886
  • Researcher(s): Yvan Genuer
Vulnerability Information
  • Vendor: SAP
  • Vulnerability Class: |LS|CWE-918|RS| Server-Side Request Forgery (SSRF)
  • CVSS v3 score: 8.1 AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
  • Severity: High
  • CVE: CVE-2021-33705
  • Vendor patch Information: SAP Security Note 3074844
ABOUT OUR RESEARCH LABS
Onapsis Research Labs provides the industry analysis of key security issues that impact mission-critical systems and applications. Delivering frequent and timely security and compliance advisories with associated risk levels, Onapsis Research Labs combine in-depth knowledge and experience to deliver technical and business-context with sound security judgment to the broader information security community. Find all reported vulnerabilities at https://github.com/Onapsis/vulnerability_advisories This advisory is licensed under a Creative Commons 4.0 BY-ND International License
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