CVE-2020-15799 Missing authorization in SCALANCE X-200 switch family (incl. SIPLUS NET variants)
Unauthenticated attackers can reboot Siemens SCALANCE switches via special URLs on the integrated web server, causing denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2020-15799?
CVE-2020-15799 is a medium-severity missing authorization vulnerability in Siemens SCALANCE X-200 switch family (incl. SIPLUS NET variants), published on 12 Jan 2021. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
A vulnerability has been identified in SCALANCE X-200 switch family (incl. SIPLUS NET variants) (All versions < V5.2.5), SCALANCE X-200IRT switch family (incl. SIPLUS NET variants) (All versions < V5.5.0). The vulnerability could allow an unauthenticated attacker to reboot the device over the network by using special urls from integrated web server of the affected products.
Weakness: CWE-306
Which versions are affected by CVE-2020-15799?
It affects 66 products.
Products include Siemens Scalance X200-4pirt Firmware, Siemens Scalance X201-3pirt Firmware, Siemens Scalance X202-2irt Firmware, Siemens Scalance X202-2pirt Firmware, Siemens Scalance X202-2pirt Siplus Net Firmware, Siemens Scalance X204irt Firmware and 60 more.
How do I fix CVE-2020-15799?
No fix has been published for CVE-2020-15799 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-2020-15799 being exploited?
There is no known exploitation of CVE-2020-15799 in the wild and no public exploit code.
Other vulnerabilities in Siemens SCALANCE X-200 switch family (incl. SIPLUS NET variants)
Sources
Also known as GHSA-2jjq-jgq8-2h5h.