CVE-2024-27567 Memory corruption in n/a

Medium 6.5 Published Updated

Attackers can cause a Denial of Service on LBT T300/T390 devices via a crafted POST request exploiting a stack overflow in the VPN configuration.

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-2024-27567?

CVE-2024-27567 is a medium-severity memory corruption vulnerability in n/a, published on 1 Mar 2024. 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

LBT T300- T390 v2.2.1.8 were discovered to contain a stack overflow via the vpn_client_ip parameter in the config_vpn_pptp function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted POST request.

Weakness: CWE-121

Which versions are affected by CVE-2024-27567?

It affects 1 product.

Products include Libtor Lbt-T300-T390 Firmware.

How do I fix CVE-2024-27567?

No fix has been published for CVE-2024-27567 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-2024-27567 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-27567 exists.

Sources

Also known as GHSA-59r7-7m9q-22g7.

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