CVE-2008-3660

5.0 MEDIUM 3% exploit odds No fix listed

What it is

PHP 4.4.x before 4.4.9, and 5.x through 5.2.6, when used as a FastCGI module, allows remote attackers to cause a denial of service (crash) via a request with multiple dots preceding the extension, as demonstrated using foo..php.

At a glance

Exploitability: Can be exploited over the network without logging in. Limited direct impact.
Exploit odds: 3.3% chance of exploitation in the next 30 days (EPSS).
Fix: No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

2008-08-15 00:41 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-16 22:56 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 3.3% in the next 30 days (EPSS).
Severity: 5.0 MEDIUM (CVSS).
Fix: none linked yet, which raises it.

Details

Published: 2008-08-15 00:41 UTC
Last modified: 2026-06-16 22:56 UTC
Exploit probability: 3.3% · EPSS, next 30 days
Weakness: CWE-20 · Improper input validation
Record status: Modified

Affected

PHP 4.4.0
PHP 4.4.1
PHP 4.4.2
PHP 4.4.3
PHP 4.4.4
PHP 4.4.5
PHP 4.4.6
PHP 4.4.7

Attack profile CVSS 2.0 · 5.0

Attack vector: Network
Complexity: Low
Authentication: None
Confidentiality: None
Integrity: None
Availability: Partial

Raw vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Is it in your code?

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References

NVD record · CVE.org record