CVE-2021-26606: DreamSecurity MagicLine Buffer Overflow Vulnerability

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-08-06 · updated 2026-06-17
Weakness: CWE-20

Description

A vulnerability in PKI Security Solution of Dream Security could allow arbitrary command execution. This vulnerability is due to insufficient validation of the authorization certificate. An attacker could exploit this vulnerability by sending a crafted HTTP request an affected program. A successful exploit could allow the attacker to remotely execute arbitrary code on a target system.

Affected products

Dream Security Co.,Ltd MagicLine4NX.exe: through 1.0.0.17

References

https://boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36174
https://boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36174

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