CVE-2017-7928 Missing authorization in Schweitzer Engineering Laboratories, Inc. SEL-3620 and SEL-3622
Improper access control in SEL Security Gateways allows unauthorized communications to downstream devices when NAT port forwarding is configured.
- 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-2017-7928?
CVE-2017-7928 is a critical missing authorization vulnerability in Schweitzer Engineering Laboratories, Inc. SEL-3620 and SEL-3622, 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 Access Control issue was discovered in Schweitzer Engineering Laboratories (SEL) SEL-3620 and SEL-3622 Security Gateway Versions R202 and, R203, R203-V1, R203-V2 and, R204, R204-V1. The device does not properly enforce access control while configured for NAT port forwarding, which may allow for unauthorized communications to downstream devices.
Weakness: CWE-284
Which versions are affected by CVE-2017-7928?
It affects 2 products.
Products include Selinc Sel-3620 Firmware, Selinc Sel-3622 Firmware.
How do I fix CVE-2017-7928?
No fix has been published for CVE-2017-7928 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-2017-7928 being exploited?
There is no known exploitation of CVE-2017-7928 in the wild and no public exploit code.
Sources
Also known as GHSA-g89g-4g7j-cgmm.