CVE-2018-16555 Cross-site scripting in SCALANCE S602, SCALANCE S612, SCALANCE S623, SCALANCE S627-2M
An attacker can execute arbitrary scripts in the web interface of Siemens SCALANCE switches if a logged-in user visits a malicious link.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2018-16555?
CVE-2018-16555 is a medium-severity cross-site scripting vulnerability in Siemens AG SCALANCE S602, SCALANCE S612, SCALANCE S623, SCALANCE S627-2M, published on 13 Dec 2018. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
A vulnerability has been identified in SCALANCE S602 (All versions < V4.0.1.1), SCALANCE S612 (All versions < V4.0.1.1), SCALANCE S623 (All versions < V4.0.1.1), SCALANCE S627-2M (All versions < V4.0.1.1). The integrated web server could allow Cross-Site Scripting (XSS) attacks if unsuspecting users are tricked into accessing a malicious link. User interaction is required for a successful exploitation. The user must be logged into the web interface in order for the exploitation to succeed. At the stage of publishing this security advisory no public exploitation is known.
Which versions are affected by CVE-2018-16555?
It affects 4 products.
Products include Siemens Scalance S602 Firmware, Siemens Scalance S612 Firmware, Siemens Scalance S623 Firmware, Siemens Scalance S627-2m Firmware.
How do I fix CVE-2018-16555?
No fix has been published for CVE-2018-16555 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2018-16555 being exploited?
There is no known exploitation of CVE-2018-16555 in the wild and no public exploit code.
Other vulnerabilities in Siemens AG SCALANCE S602, SCALANCE S612, SCALANCE S623, SCALANCE S627-2M
Sources
Also known as GHSA-8j36-9mff-4j84.