CVE-2022-43664
Severity Score
7.8
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
1
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
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.
*Credits:
Discovered by a member of Cisco Talos.
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2022-11-28 CVE Reserved
- 2023-04-05 CVE Published
- 2024-08-03 CVE Updated
- 2024-08-03 First Exploit
- 2024-10-26 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
- CWE-416: Use After Free
CAPEC
References (2)
| URL | Tag | Source |
|---|---|---|
| https://jvn.jp/en/jp/JVN79149117 | Third Party Advisory |
| URL | Date | SRC |
|---|---|---|
| https://talosintelligence.com/vulnerability_reports/TALOS-2022-1673 | 2024-08-03 |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Justsystems Search vendor "Justsystems" | Ichitaro 2022 Search vendor "Justsystems" for product "Ichitaro 2022" | 1.0.1.57600 Search vendor "Justsystems" for product "Ichitaro 2022" and version "1.0.1.57600" | - |
Affected
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