PT-2023-8269 · Hancom · Hancom Office Show

Published 2023-11-17 · Updated 2025-08-14 · CVE-2023-50235

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Hancom Office Show (affected versions not specified)

Description This issue allows remote attackers to execute arbitrary code on affected installations of Hancom Office Show. User interaction is required, where the target must visit a malicious page or open a malicious file. The flaw exists within the parsing of PPT files due to 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 to execute code in the context of the current process.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Stack Overflow

Memory Corruption

Weakness Enumeration

CWE-121

CWE-787

Related Identifiers

BDU:2024-00331

CVE-2023-50235

ZDI-23-1857

Affected Products

Hancom Office Show

References · 8

• https://safe-surf.ru/upload/VULN-new/VULN.2023-12-22.1.pdf · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2023-50235 · Security Note
• https://zerodayinitiative.com/advisories/ZDI-23-1857 · Security Note
• https://bdu.fstec.ru/vul/2024-00331 · Security Note
• https://osv.dev/vulnerability/CVE-2023-50235 · Vendor Advisory
• https://twitter.com/CVEnew/status/1786408582671438243 · Twitter Post
• https://t.me/cveNotify/132278 · Telegram Post
• https://cybersecurity-help.cz/vdb/SB2023122227 · Note