bandisoft ARK library heap overflow vulnerability

published 2021-09-09 5y ago modified 2026-06-17 4mo ago also EUVD-2021-13397

cvss: 8.6; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.7%; EPSS 0.7% chance of exploitation in 30 days, percentile 52%
public exploits: 0; none known

A heap overflow issue was found in ARK library of bandisoft Co., Ltd when the Ark_DigPathA function parsed a file path. This vulnerability is due to missing support for string length check.

Patch / fix

fixed in 1

bandisoft ark_library 7.13.0.3

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Exploit prediction

0.66% chance of exploitation in the next 30 days, higher than 52% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	3.1	8.6	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/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

bandisoft ARK

Classification

Weakness

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

References

boho.or.kr /krcert/secNoticeView.do?bulletin_writing_sequence=36237
third-party-advisory

Sources

CVE List CVE-2021-26603
NVD CVE-2021-26603

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