CVE-2022-28773 Denial of service in SAP NetWeaver (Internet Communication Manager)
Uncontrolled recursion in SAP Web Dispatcher and Internet Communication Manager allows attackers to cause a denial of service via application crash.
- 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-2022-28773?
CVE-2022-28773 is a high-severity denial of service vulnerability in Sap Netweaver, published on 12 Apr 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Due to an uncontrolled recursion in SAP Web Dispatcher and SAP Internet Communication Manager, the application may crash, leading to denial of service, but can be restarted automatically.
Weakness: CWE-674
Which versions are affected by CVE-2022-28773?
It affects 2 products.
Products include Sap Netweaver, Sap Web Dispatcher.
How do I fix CVE-2022-28773?
No fix has been published for CVE-2022-28773 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2022-28773 being exploited?
There is no known exploitation of CVE-2022-28773 in the wild and no public exploit code.
Other vulnerabilities in Sap Netweaver
Sources
Also known as GHSA-hq75-pvpq-98xx.