CVE-2021-38176 SQL injection in SAP LT Replication Server
Authenticated users can inject ABAP code or manipulate queries in SAP data replication modules to compromise backend database confidentiality, integrity, and availability.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-38176?
CVE-2021-38176 is a critical SQL injection vulnerability in SAP LT Replication Server, published on 14 Sep 2021. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Due to improper input sanitization, an authenticated user with certain specific privileges can remotely call NZDT function modules listed in Solution Section to execute manipulated query or inject ABAP code to gain access to Backend Database. On successful exploitation the threat actor could completely compromise confidentiality, integrity, and availability of the system.
Weakness: CWE-89
Which versions are affected by CVE-2021-38176?
It affects 4 products.
Products include Sap Landscape Transformation, Sap Landscape Transformation Replication Server, Sap S\/4hana, Sap Test Data Migration Server.
How do I fix CVE-2021-38176?
No fix has been published for CVE-2021-38176 yet. Limit exposure of the affected software until one is available.
Use parameterised queries everywhere and never build SQL by joining strings. Upgrade affected software first; a web application firewall only buys time. More about SQL injection.
Is CVE-2021-38176 being exploited?
There is no known exploitation of CVE-2021-38176 in the wild and no public exploit code.
Sources
Also known as GHSA-4qx6-hc3f-6gj9.