Home/CVE/An out-of-bounds write vulnerability exists within the parsers for both the "DocumentViewStyles" and "DocumentEditStyles
CVE

CVE-2023-35126

An out-of-bounds write vulnerability exists within the parsers for both the "DocumentViewStyles" and "DocumentEditStyles

An out-of-bounds write vulnerability exists within the parsers for both the "DocumentViewStyles" and "DocumentEditStyles" streams of Ichitaro 2023 1.0.1.59372 when processing types 0x0000-0x0009 of a style record with the type 0x2008. A specially crafted document can cause memory corruption, which can lead to arbitrary code execution. An attacker can provide a malicious file to trigger this vulnerability.

HIGH · CVSS 7.8 EPSS 0.00158
Act now
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-129Improper Validation of Array Index
CWE-787Out-of-bounds Write
▤

Affected Products & Versions

19
justsystems easy postcard maxall versions
justsystems ichitaro 2021all versions
justsystems ichitaro 2022all versions
justsystems ichitaro 2023all versions
justsystems ichitaro government 10all versions
justsystems ichitaro government 8all versions
justsystems ichitaro government 9all versions
justsystems ichitaro pro 3all versions
⚠

Public Exploits & PoCs

2
poctalosintelligence.com · TALOS-2023-1825talosintelligence.com
pocwww.talosintelligence.com · TALOS-2023-1825www.talosintelligence.com
▣

Scoring & Timeline

7.8
HIGH · CVSS v3.1 · talos-cna@cisco.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD19 Oct 2023 · 05:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
poc
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://jvn.jp/en/jp/JVN28846531/index.htmlThird Party Advisory
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