Vulnerability Details CVE-2021-27635
SAP NetWeaver AS for JAVA, versions - 7.20, 7.30, 7.31, 7.40, 7.50, allows an attacker authenticated as an administrator to connect over a network and submit a specially crafted XML file in the application because of missing XML Validation, this vulnerability enables attacker to fully compromise confidentiality by allowing them to read any file on the filesystem or fully compromise availability by causing the system to crash. The attack cannot be used to change any data so that there is no compromise as to integrity.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.021
EPSS Ranking 83.2%
CVSS Severity
CVSS v3 Score 9.0
CVSS v2 Score 5.5
References
- http://packetstormsecurity.com/files/164592/SAP-JAVA-NetWeaver-System-Connections-XML-Injection.html
- http://seclists.org/fulldisclosure/2021/Oct/28
- https://launchpad.support.sap.com/#/notes/3053066
- https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=578125999
- http://packetstormsecurity.com/files/164592/SAP-JAVA-NetWeaver-System-Connections-XML-Injection.html
- http://seclists.org/fulldisclosure/2021/Oct/28
- https://launchpad.support.sap.com/#/notes/3053066
- https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=578125999
Products affected by CVE-2021-27635
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cpe:2.3:a:sap:netweaver_application_server_for_java:7.20
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cpe:2.3:a:sap:netweaver_application_server_for_java:7.30
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cpe:2.3:a:sap:netweaver_application_server_for_java:7.31
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cpe:2.3:a:sap:netweaver_application_server_for_java:7.40
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cpe:2.3:a:sap:netweaver_application_server_for_java:7.50