Cyber Resilience

CVE-2023-22660

HighPublic PoC

Published: 05 April 2023

Published
05 April 2023
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 7.0 CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS Score 0.0044 63.9th percentile
Risk Priority 14 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-22660 is a high-severity Heap-based Buffer Overflow (CWE-122) vulnerability in Justsystems Ichitaro 2022. Its CVSS base score is 7.0 (High).

Operationally, ranked in the top 36.1% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

A heap-based buffer overflow vulnerability exists in the way Ichitaro version 2022 1.0.1.57600 processes certain LayoutBox stream record types. A specially crafted document can cause a buffer overflow, leading to memory corruption, which can result in arbitrary code execution.To trigger…

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this vulnerability, the victim would need to open a malicious, attacker-created document.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

justsystems
ichitaro 2022
1.0.1.57600

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References