CVE-2019-19957 Information disclosure in n/a

Medium 6.5 Published Updated

An out-of-bounds read in libIEC61850 allows attackers to disclose sensitive memory contents via crafted MMS messages.

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

What is CVE-2019-19957?

CVE-2019-19957 is a medium-severity vulnerability in n/a, published on 24 Dec 2019. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

In libIEC61850 1.4.0, getNumberOfElements in mms/iso_mms/server/mms_access_result.c has an out-of-bounds read vulnerability, related to bufPos and elementLength.

Weakness: CWE-125

Which versions are affected by CVE-2019-19957?

It affects 1 product.

Products include Mz-Automation Libiec61850.

How do I fix CVE-2019-19957?

No fix has been published for CVE-2019-19957 yet. Limit exposure of the affected software until one is available.

Is CVE-2019-19957 being exploited?

There is no known exploitation of CVE-2019-19957 in the wild and no public exploit code.

Sources

Also known as GHSA-vq3c-4h72-m6qh.

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