CVE-2015-7755 | Juniper ScreenOS up to 6.2.0r18/6.3.0r20 SSH/Telnet Username improper authentication (JSA10713 / VU#640184)
A vulnerability was found in Juniper ScreenOS up to 6.2.0r18/6.3.0r20. It has been declared as very critical. Affected by this vulnerability is an unknown functionality of the component SSH/Telnet. The manipulation of the argument Username with the input username1/username2 leads to improper authentication.
This vulnerability is known as CVE-2015-7755. The attack can be launched remotely. Furthermore, there is an exploit available.
It is recommended to upgrade the affected component.