How severe is CVE-2007-3455?

CVE-2007-3455 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2007-3455 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2007-3455?

CVE-2007-3455 affects Trend Micro Officescan. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2007-3455?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2007-3455 published?

CVE-2007-3455 was published on 2007-06-27 and last updated on 2026-06-16.

CVE-2007-3455

CVE-2007-3455 is a critical-severity vulnerability in Trend Micro Officescan with a CVSS 2.0 base score of 10.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-264.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 3% (86th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Trend Micro Officescan
Published: 2007-06-27
Last modified: 2026-06-16

Description

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."

Frequently asked questions

What is 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."
How severe is CVE-2007-3455?: CVE-2007-3455 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2007-3455 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-3455?: CVE-2007-3455 affects Trend Micro Officescan. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2007-3455?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2007-3455 published?: CVE-2007-3455 was published on 2007-06-27 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:trend_micro:officescan:8.0:*:corporate:*:*:*:*:*

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