CVE-2020-27336 Memory corruption in n/a

Low 3.7 Published Updated

Remote attackers can trigger an out-of-bounds read in the Treck IPv6 stack, potentially exposing memory or causing a crash.

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-2020-27336?

CVE-2020-27336 is a low-severity memory corruption vulnerability in n/a, published on 22 Dec 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An issue was discovered in Treck IPv6 before 6.0.1.68. Improper input validation in the IPv6 component when handling a packet sent by an unauthenticated remote attacker could result in an out-of-bounds read of up to three bytes via network access.

Weakness: CWE-20, CWE-125

Which versions are affected by CVE-2020-27336?

It affects 1 product.

Products include Treck Ipv6.

How do I fix CVE-2020-27336?

No fix has been published for CVE-2020-27336 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2020-27336 being exploited?

There is no known exploitation of CVE-2020-27336 in the wild and no public exploit code.

Sources

Also known as GHSA-53cj-vhvg-mmqf.

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