CVE-2017-7920 Missing authorization in ABB VSN300 WiFi Logger Card
Unauthenticated attackers can access internal status and connected device information via a specific URL on the ABB VSN300 WiFi Logger Card.
- 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-2017-7920?
CVE-2017-7920 is a high-severity missing authorization vulnerability in ABB VSN300 WiFi Logger Card, published on 7 Aug 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An Improper Authentication issue was discovered in ABB VSN300 WiFi Logger Card versions 1.8.15 and prior, and VSN300 WiFi Logger Card for React versions 2.1.3 and prior. By accessing a specific uniform resource locator (URL) on the web server, a malicious user is able to access internal information about status and connected devices without authenticating.
Weakness: CWE-287
Which versions are affected by CVE-2017-7920?
It affects 2 products.
Products include Abb Vsn300 Firmware, Abb Vsn300 for React Firmware.
How do I fix CVE-2017-7920?
No fix has been published for CVE-2017-7920 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-2017-7920 being exploited?
There is no known exploitation of CVE-2017-7920 in the wild and no public exploit code.
Other vulnerabilities in ABB VSN300 WiFi Logger Card
Sources
Also known as GHSA-wwfh-wcfq-86q2.