CVE-2019-18337 Auth bypass in Control Center Server (CCS)
Remote attackers can bypass authentication to read the user database, including obfuscated passwords, from the Siemens Control Center Server.
- 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-2019-18337?
CVE-2019-18337 is a critical authentication bypass vulnerability in Siemens Control Center Server (CCS), published on 12 Dec 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A vulnerability has been identified in Control Center Server (CCS) (All versions < V1.5.0). The Control Center Server (CCS) contains an authentication bypass vulnerability in its XML-based communication protocol as provided by default on ports 5444/tcp and 5440/tcp.
A remote attacker with network access to the CCS server could exploit this vulnerability to read the CCS users database, including the passwords of all users in obfuscated cleartext.
Weakness: CWE-287
Which versions are affected by CVE-2019-18337?
It affects 2 products.
Products include Siemens Sinvr 3 Central Control Server, Siemens Sinvr 3 Video Server.
How do I fix CVE-2019-18337?
No fix has been published for CVE-2019-18337 yet. Limit exposure of the affected software until one is available.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2019-18337 being exploited?
There is no known exploitation of CVE-2019-18337 in the wild and no public exploit code.
Other vulnerabilities in Siemens Control Center Server (CCS)
Sources
Also known as GHSA-xj2p-gvrg-v6wm.