Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1336 CNY

100%
Buy Us a Coffee

CVE-2023-50235— Hancom Office Show PPT File Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability

Quick assessment

Affected
Hancom Office
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Hancom Office是韩国Hancom公司的一款移动办公程序。该程序支持查看和编辑多种格式的文档。 Hancom Office存在安全漏洞，该漏洞源于在将用户提供的数据复制到基于堆栈的缓冲区之前缺乏对用户提供的数据的长度进行正确验证。

AI Predicted 7.5 Difficulty: Moderate EPSS 0.39% · P32
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2023-50235

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
Hancom Office Show PPT File Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Hancom Office Show PPT File Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Hancom Office Show. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of PPT files. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-20387.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
栈缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
Hancom Office 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Hancom Office是韩国Hancom公司的一款移动办公程序。该程序支持查看和编辑多种格式的文档。 Hancom Office存在安全漏洞，该漏洞源于在将用户提供的数据复制到基于堆栈的缓冲区之前缺乏对用户提供的数据的长度进行正确验证。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Hancom Office HancomOffice Show 11.0.0.6931 -

II. Public POCs for CVE-2023-50235

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2023-50235

请登录查看更多情报信息。

Vendor Advisories for CVE-2023-50235 (1)

Same Patch Batch · Hancom · 2024-05-03 · 3 CVEs total

CVE-2023-51598 Hancom Office Word DOC File Parsing Use-After-Free Remote Code Execution Vulnerability
CVE-2023-50234 Hancom Office Cell XLS File Parsing Stack-based Buffer Overflow Remote Code Execution Vuln

IV. Related Vulnerabilities

Same product: Office
Same vendor: Hancom
Same weakness: CWE-121

V. Comments for CVE-2023-50235

No comments yet

Leave a comment