CVE-2005-3820

CVE-2005-3820 is a medium-severity vulnerability in Vtiger Vtiger Crm with a CVSS 2.0 base score of 6.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Multiple directory traversal vulnerabilities in index.php in vTiger CRM 4.2 and earlier allow remote attackers to read or include arbitrary files, an ultimately execute arbitrary PHP code, via .. (dot dot) and null byte ("%00") sequences in the (1) module parameter and (2) action parameter in the Leads module, as also demonstrated by injecting PHP code into log messages and accessing the log file.

Frequently asked questions

What is CVE-2005-3820?
Multiple directory traversal vulnerabilities in index.php in vTiger CRM 4.2 and earlier allow remote attackers to read or include arbitrary files, an ultimately execute arbitrary PHP code, via .. (dot dot) and null byte ("%00") sequences in the (1) module parameter and (2) action parameter in the Leads module, as also demonstrated by injecting PHP code into log messages and accessing the log file.
How severe is CVE-2005-3820?
CVE-2005-3820 has a CVSS 2.0 base score of 6.4, rated medium severity.
Is CVE-2005-3820 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2005-3820?
CVE-2005-3820 affects Vtiger Vtiger Crm. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2005-3820?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2005-3820 published?
CVE-2005-3820 was published on 2005-11-26 and last updated on 2026-06-16.

References

Affected products (1)

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