01 Record

CVE-2017-2819

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

HighPUBLISHEDCNA: talos

CNA base score8.8 CVSS v3.xCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

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02 Description

03 Exploitation and scoring

Exploitation: Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision: Not assessed by CISA
EPSS probability: 1.66% probability of exploitation activity in the next 30 days.
EPSS percentile: Equal to or higher than the score of 76.2% of scored records. A rank, not a probability.
NVD base score: 7.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD analysis status: Modified. NVD last modified this record on 2026-06-17.
Red Hat severity: No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published

2017-05-24 14:00Z9 YR AGO

Last updated

2024-08-05 14:02Z2 YR AGO

Reserved

2016-12-01

Assigning CNA

talos

Record state

PUBLISHED

Severity

High (CVSS 8.8)

CNA CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weaknesses

CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferClass

Data version

5.1

Document digest

a5754264d5e652011cecc5339f38ce66ac31d0b70200f8a6476d267fc55293ac

05 Affected products

VendorProductVersionsPlatforms

HancomHangul Word Processor in Thinkfree Office NEO Trial Word9.6.1.4902—

06 References

talosintelligence.comhttps://talosintelligence.com/vulnerability_reports/TALOS-2017-0320x_refsource_MISC