CVE-2023-31162 Improper Input Validation in Web Interface

Medium 4.8 Published Updated

A remote authenticated attacker can arbitrarily alter configuration file content in the SEL RTAC Web Interface due to improper input validation.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2023-31162?

CVE-2023-31162 is a medium-severity missing authorization vulnerability in Schweitzer Engineering Laboratories SEL-2241 RTAC module, published on 10 May 2023. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

Official description

An Improper Input Validation vulnerability in the Schweitzer Engineering Laboratories Real-Time Automation Controller (SEL RTAC) Web Interface could allow a remote authenticated attacker to arbitrarily alter the content of a configuration file.

See SEL Service Bulletin dated 2022-11-15 for more details.

Weakness: CWE-20

Which versions are affected by CVE-2023-31162?

It affects 10 products.

Products include Selinc Sel-2241 Rtac Module Firmware, Selinc Sel-3350 Firmware, Selinc Sel-3505-3 Firmware, Selinc Sel-3505 Firmware, Selinc Sel-3530-4 Firmware, Selinc Sel-3530 Firmware and 4 more.

How do I fix CVE-2023-31162?

No fix has been published for CVE-2023-31162 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-2023-31162 being exploited?

There is no known exploitation of CVE-2023-31162 in the wild and no public exploit code.

Sources

Also known as GHSA-5mhg-g4qw-g7v4.

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