CVE-2023-40308 Memory Corruption vulnerability in SAP CommonCryptoLib
An unauthenticated attacker can cause a denial of service by triggering memory corruption in SAP CommonCryptoLib via a crafted request.
- 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-2023-40308?
CVE-2023-40308 is a high-severity memory corruption vulnerability in Sap Netweaver Application Server Abap, published on 12 Sep 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
SAP CommonCryptoLib allows an unauthenticated attacker to craft a request, which when submitted to an open port causes a memory corruption error in a library which in turn causes the target component to crash making it unavailable. There is no ability to view or modify any information.
Weakness: CWE-787
Which versions are affected by CVE-2023-40308?
It affects 9 products.
Products include Sap Commoncryptolib, Sap Content Server, Sap Extended Application Services and Runtime, Sap Hana Database, Sap Host Agent, Sap Netweaver Application Server Abap and 3 more.
How do I fix CVE-2023-40308?
No fix has been published for CVE-2023-40308 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2023-40308 being exploited?
There is no known exploitation of CVE-2023-40308 in the wild and no public exploit code.
Other vulnerabilities in Sap Netweaver Application Server Abap
Sources
Also known as GHSA-qr3g-7vmg-24hh.