Netweaver Application Server Abap
CVE-2021-27610
CRITICAL
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
Lifecycle Timeline
1DescriptionNVD
SAP NetWeaver ABAP Server and ABAP Platform, versions - 700, 701, 702, 731, 740, 750, 751, 752, 753, 754, 755, 804, does not create information about internal and external RFC user in consistent and distinguished format, which could lead to improper authentication and may be exploited by malicious users to obtain illegitimate access to the system.
AnalysisAI
SAP NetWeaver ABAP Server and ABAP Platform, versions - 700, 701, 702, 731, 740, 750, 751, 752, 753, 754, 755, 804, does not create information about internal and external RFC user in consistent and. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Technical ContextAI
This vulnerability is classified as Improper Authentication (CWE-287), which allows attackers to bypass authentication mechanisms to gain unauthorized access. SAP NetWeaver ABAP Server and ABAP Platform, versions - 700, 701, 702, 731, 740, 750, 751, 752, 753, 754, 755, 804, does not create information about internal and external RFC user in consistent and distinguished format, which could lead to improper authentication and may be exploited by malicious users to obtain illegitimate access to the system. Affected products include: Sap Netweaver Abap, Sap Netweaver Application Server Abap.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement multi-factor authentication, enforce strong password policies, use proven authentication frameworks.
SAP AS ABAP (SAP Landscape Transformation), versions - 2011_1_620, 2011_1_640, 2011_1_700, 2011_1_710, 2011_1_730, 2011_
A function module of SAP NetWeaver AS ABAP (Reconciliation Framework), versions - 700, 701, 702, 710, 711, 730, 731, 740
SAP NetWeaver AS ABAP and ABAP Platform, versions - 700, 702, 710, 711, 730, 731, 740, 750, 751, 752, 753, 754, 755, con
Unauthorized code execution in SAP CRM and SAP S/4HANA Scripting Editor. Authenticated attacker exploits generic functio
SAP CommonCryptoLib does not perform necessary authentication checks, which may result in missing or wrong authorization
SAP NetWeaver ABAP Server and ABAP Platform - versions SAP_BASIS 700, 701, 702, 710, 711, 730, 731, 740, 750, 751, 752,
Internally used text extraction reports allow an attacker to inject code that can be executed by the application. Rated
Client-side printing services SAP Cloud Print Manager and SAPSprint for SAP NetWeaver Application Server for ABAP - vers
SAP Netweaver AS ABAP, versions 700, 701, 702, 710, 711, 730, 731, 740, 750, 751, 752, 753, 754, are vulnerable for Serv
SAP NetWeaver AS for ABAP and ABAP Platform - versions 700, 701, 702, 731, 740, 750, 751, 752, 753, 754, 755, 756, 757,
SAP NetWeaver Application Server for ABAP and ABAP Platform - versions 700, 701, 702, 731, 740, 750, 751, 752, 753, 754,
SAP GUI for Windows and SAP GUI for Java allow an unauthenticated attacker to access information which would otherwise b
Same weakness CWE-287 – Improper Authentication
View allSame technique Authentication Bypass
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External POC / Exploit Code
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