CVE-2022-45115 Memory corruption in Ichitaro

High 7.8 Published Updated

A buffer overflow in Ichitaro allows attackers to execute arbitrary code via a specially crafted document.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2022-45115?

CVE-2022-45115 is a high-severity memory corruption vulnerability in Ichitaro, published on 5 Apr 2023. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

A buffer overflow vulnerability exists in the Attribute Arena functionality of Ichitaro 2022 1.0.1.57600. A specially crafted document can lead to memory corruption. An attacker can provide a malicious file to trigger this vulnerability.

Weakness: CWE-122

Which versions are affected by CVE-2022-45115?

It affects 1 product.

Products include Justsystems Ichitaro 2022.

How do I fix CVE-2022-45115?

No fix has been published for CVE-2022-45115 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-2022-45115 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-45115 exists.

Sources

Also known as GHSA-mqm8-p36g-c858.

Is CVE-2022-45115 in your software?

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