CVE-2022-43664
HIGHIchitaro Word Processor 2022 <1.0.1.57600 - Use After Free
Title source: llmDescription
A use-after-free vulnerability exists within the way Ichitaro Word Processor 2022, version 1.0.1.57600, processes protected documents. A specially crafted document can trigger reuse of freed memory, which can lead to further memory corruption and potentially result in arbitrary code execution. An attacker can provide a malicious document to trigger this vulnerability.
References (3)
Core 3
Core References
Third Party Advisory, VDB Entry
https://jvn.jp/en/jp/JVN79149117/
Exploit, Third Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2022-1673
Third Party Advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2022-1673
Scores
CVSS v3
7.8
EPSS
0.0053
EPSS Percentile
40.6%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
total
Details
CWE
CWE-416
Status
published
Products (1)
justsystems/ichitaro_2022
1.0.1.57600
Published
Apr 05, 2023
Tracked Since
Feb 18, 2026