CVE-2005-4085

CVE-2005-4085 is a high-severity vulnerability in Bluecoat Webproxy with a CVSS 2.0 base score of 7.5. Its EPSS exploit-prediction score of 66% places it in the 99th percentile, indicating an elevated likelihood of exploitation.

Key facts

Description

Buffer overflow in BlueCoat (a) WinProxy before 6.1a and (b) the web console access functionality in ProxyAV before 2.4.2.3 allows remote attackers to execute arbitrary code via a long Host: header.

Frequently asked questions

What is CVE-2005-4085?
Buffer overflow in BlueCoat (a) WinProxy before 6.1a and (b) the web console access functionality in ProxyAV before 2.4.2.3 allows remote attackers to execute arbitrary code via a long Host: header.
How severe is CVE-2005-4085?
CVE-2005-4085 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2005-4085 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 66% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2005-4085?
CVE-2005-4085 primarily affects Bluecoat Webproxy. In total, 20 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2005-4085?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2005-4085 published?
CVE-2005-4085 was published on 2005-12-31 and last updated on 2026-06-16.

References

Affected products (20)

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