CVE-2017-2819

Description

An exploitable heap-based buffer overflow exists in the Hangul Word Processor component (version 9.6.1.4350) of Hancom Thinkfree Office NEO 9.6.1.4902. A specially crafted document stream can cause an integer underflow resulting in a buffer overflow which can lead to code execution under the context of the application. An attacker can entice a user to open up a document in order to trigger this vulnerability.

Weakness classification

• CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer

Primary references

• talos-cna@cisco.com — Exploit, Third Party Advisory, VDB Entry
• af854a3a-2127-422b-91ae-364da2661108 — Exploit, Third Party Advisory, VDB Entry