CVE-2007-6405

CVE-2007-6405 is a medium-severity vulnerability in Shttpd 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. The underlying weakness is classified as CWE-200.

Key facts

Description

Sergey Lyubka Simple HTTPD (shttpd) 1.38 and earlier on Windows allows remote attackers to download arbitrary CGI programs or scripts via a URI with an appended (1) '+' character, (2) '.' character, (3) %2e sequence (hex-encoded dot), or (4) hex-encoded character greater than 0x7f. NOTE: the %20 vector is already covered by CVE-2007-3407.

Frequently asked questions

What is CVE-2007-6405?
Sergey Lyubka Simple HTTPD (shttpd) 1.38 and earlier on Windows allows remote attackers to download arbitrary CGI programs or scripts via a URI with an appended (1) '+' character, (2) '.' character, (3) %2e sequence (hex-encoded dot), or (4) hex-encoded character greater than 0x7f. NOTE: the %20 vector is already covered by CVE-2007-3407.
How severe is CVE-2007-6405?
CVE-2007-6405 has a CVSS 2.0 base score of 6.4, rated medium severity.
Is CVE-2007-6405 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-2007-6405?
CVE-2007-6405 primarily affects Shttpd. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2007-6405?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2007-6405 published?
CVE-2007-6405 was published on 2007-12-17 and last updated on 2026-06-16.

References

Affected products (3)

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