What’s Vulnerable › Vulnerabilities

CVE-2023-0587

• Severity: critical (CVSS 9.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 59.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-02-01 · updated 2026-06-17
• Weakness: CWE-434

Description

A file upload vulnerability in exists in Trend Micro Apex One server build 11110. Using a malformed Content-Length header in an HTTP PUT message sent to URL /officescan/console/html/cgi/fcgiOfcDDA.exe, an unauthenticated remote attacker can upload arbitrary files to the SampleSubmission directory (i.e., \PCCSRV\TEMP\SampleSubmission) on the server. The attacker can upload a large number of large files to fill up the file system on which the Apex One server is installed.

Affected products

• Trend Micro Apex One: all versions

References

• https://www.tenable.com/security/research/tra-2023-5
• https://www.tenable.com/security/research/tra-2023-5
• https://www.tenable.com/security/research/tra-2023-5

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