CVE-2021-27598 Missing authorization in SAP NetWeaver AS for JAVA (Customer Usage Provisioning Servlet)
An attacker can read statistical data such as product version and traffic due to missing authorization checks in the Customer Usage Provisioning Servlet.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-27598?
CVE-2021-27598 is a medium-severity missing authorization vulnerability in Sap Netweaver Application Server Java, published on 13 Apr 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
SAP NetWeaver AS JAVA (Customer Usage Provisioning Servlet), versions - 7.31, 7.40, 7.50, allows an attacker to read some statistical data like product version, traffic, timestamp etc. because of missing authorization check in the servlet.
Which versions are affected by CVE-2021-27598?
It affects 1 product.
Products include Sap Netweaver Application Server Java.
How do I fix CVE-2021-27598?
No fix has been published for CVE-2021-27598 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2021-27598 being exploited?
There is no known exploitation of CVE-2021-27598 in the wild and no public exploit code.
Other vulnerabilities in Sap Netweaver Application Server Java
Sources
Also known as GHSA-rpg5-mh4w-rj47.