What’s Vulnerable › Vulnerabilities

CVE-2018-16344

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2018-09-02 · updated 2026-06-17
• Weakness: CWE-22

Description

An issue was discovered in zzcms 8.3. It allows remote attackers to delete arbitrary files via directory traversal sequences in the flv parameter. This can be leveraged for database access by deleting install.lock.

Affected products

• ZZCMS: 8.3

References

• https://github.com/cumtxujiabin/CmsPoc/blob/master/zzcms_8.3_file_del.md
• https://github.com/cumtxujiabin/CmsPoc/blob/master/zzcms_8.3_file_del.md

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