CVE-2008-2434

The Trend Micro HouseCall ActiveX control 6.51.0.1028 and 6.6.0.1278 in Housecall_ActiveX.dll allows remote attackers to download an arbitrary library file onto a client system via a "custom update server" argument. NOTE: this can be leveraged for code execution by writing to a Startup folder.

Published: 2008-12-23 Last update: 2026-04-23 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2008-2434 is rated High Risk (66/100): CVSS Critical severity, with high exploitation likelihood (EPSS 29.33%, 97th percentile). EPSS ranks this CVE among the most likely to be exploited in the near term. 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-2008-2434

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 2026-04-01 34.90% 29.33% -5.58%
2 2025-09-07 24.93% 34.90% +9.97%
3 2025-07-11 — 24.93% —

Full EPSS history (13 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2008-2434

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
9.3 2.0 HIGH
AV:N/AC:M/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:M)
Exploitation needs some favorable conditions, but not exceptional ones.
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.
 8.6 10.0 [email protected]

Weakness enumeration for CVE-2008-2434

NVD evaluator notes for CVE-2008-2434

Solution: Per http://esupport.trendmicro.com/support/viewxml.do?ContentID=EN-1038646&id=EN-1038646 To resolve the issue: Request the HouseCall 6.6 Hot Fix Build 1285 file from Trend Micro Technical Support.

Affected software / configurations for CVE-2008-2434

Vendor Product Version Raw CPE
trend_micro housecall 6.6 cpe:2.3:a:trend_micro:housecall:6.6:*:server:*:*:*:*:*
trend_micro housecall 6.6.0.1278 cpe:2.3:a:trend_micro:housecall:6.6.0.1278:*:*:*:*:*:*:*
trend_micro housecall 6.51.0.1028 cpe:2.3:a:trend_micro:housecall:6.51.0.1028:*:*:*:*:*:*:*

References for CVE-2008-2434

cvelogic Threat Intelligence