DaviewIndy Heap Overflow Vulnerabilities

published 2021-03-24 5 y ago modified 2026-06-17 4 mo ago also EUVD-2020-28784

cvss: 7.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 1.0%; EPSS 1.0% chance of exploitation in 30 days, percentile 61%
public exploits: 0; none known

DaviewIndy has a Heap-based overflow vulnerability, triggered when the user opens a malformed ex.j2c format file that is mishandled by Daview.exe. Attackers could exploit this and arbitrary code execution.

Patch / fix

fixed in 1

HumanTalk DaviewIndy 9.0 or lower

Exploit prediction

0.96% chance of exploitation in the next 30 days, higher than 61% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD	2.0	6.8	AV:N/AC:M/Au:N/C:P/I:P/A:P

Affected products

HumanTalk DaviewIndy

Classification

Weakness

CWE-122 Heap-based Buffer Overflow
CWE-787 Out-of-bounds Write

References

krcert.or.kr /krcert/secNoticeView.do?bulletin_writing_sequence=35940
third-party-advisory

Sources

CVE List CVE-2020-7852
NVD CVE-2020-7852

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary