CVE-2007-3455

cgiChkMasterPwd.exe before 8.0.0.142 in Trend Micro OfficeScan Corporate Edition 8.0 allows remote attackers to bypass the password requirement and gain access to the Management Console via an empty hash and empty encrypted password string, related to "stored decrypted user logon information."

Published: 2007-06-27 Last update: 2026-04-23 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2007-3455 is rated High Risk (72.6/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 3.86%). Core evidence: EPSS rose +1.80% over the last day, indicating growing attacker interest. Mandatory action: High exploitation likelihood—assess exposure and prioritize remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2007-3455

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-02-13 2.06% 3.86% +1.80%
2 2025-09-11 1.53% 2.06% +0.53%
3 2025-07-22 1.53%

Full EPSS history (17 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2007-3455

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
10.0 2.0 HIGH
AV:N/AC:L/Au:N/C:C/I:C/A:C Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:C)
Complete confidentiality impact.
Integrity impact (I:C)
Complete integrity impact.
Availability impact (A:C)
Complete availability impact.
10.0 10.0 [email protected]

Weakness enumeration for CVE-2007-3455

Affected software / configurations for CVE-2007-3455

Vendor Product Version Raw CPE
trend_micro officescan 8.0 cpe:2.3:a:trend_micro:officescan:8.0:*:corporate:*:*:*:*:*

References for CVE-2007-3455

cvelogic Threat Intelligence