What’s Vulnerable › Vulnerabilities

CVE-2020-7869

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-06-29 · updated 2026-06-17
• Weakness: CWE-20

Description

An improper input validation vulnerability of ZOOK software (remote administration tool) could allow a remote attacker to create arbitrary file. The ZOOK viewer has the "Tight file CMD" function to create file. An attacker could create and execute arbitrary file in the ZOOK agent program using "Tight file CMD" without authority.

Affected products

• mastersoft ZOOK: 2.0.4.6

References

• https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36090
• https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36090

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