CVE-2006-7243

Name: CVE-2006-7243
Creator: NVD / NIST
Published: 2011-01-18T20:00:10.58+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 5.36%

Last modified Jun 16, 2026

CVE-2006-7243 is a vulnerability of currently unknown severity. PHP before 5.3.4 accepts the \0 character in a pathname, which might allow context-dependent attackers to bypass intended access restrictions by placing a safe file extension after this character, as demonstrated by .php\0.jpg at the end of the argument to the file_exists function.. EPSS estimates a 5.36% chance of exploitation in the next 30 days.

Description

PHP before 5.3.4 accepts the \0 character in a pathname, which might allow context-dependent attackers to bypass intended access restrictions by placing a safe file extension after this character, as demonstrated by .php\0.jpg at the end of the argument to the file_exists function.

Metrics

EPSS Probability

5.36%

91.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions
Php	Php	<= 5.3.3
Php	Php	1.0
Php	Php	2.0
Php	Php	2.0b10
Php	Php	3.0
Php	Php	3.0.1
Php	Php	3.0.2
Php	Php	3.0.3
Php	Php	3.0.4
Php	Php	3.0.5
Php	Php	3.0.6
Php	Php	3.0.7
Php	Php	3.0.8
Php	Php	3.0.9
Php	Php	3.0.10
Php	Php	3.0.11
Php	Php	3.0.12
Php	Php	3.0.13
Php	Php	3.0.14
Php	Php	3.0.15
Php	Php	3.0.16
Php	Php	3.0.17
Php	Php	3.0.18
Php	Php	4.0
Php	Php	4.0.0
Php	Php	4.0.1
Php	Php	4.0.2
Php	Php	4.0.3
Php	Php	4.0.4
Php	Php	4.0.5
Php	Php	4.0.6
Php	Php	4.0.7
Php	Php	4.1.0
Php	Php	4.1.1
Php	Php	4.1.2
Php	Php	4.2.0
Php	Php	4.2.1
Php	Php	4.2.2
Php	Php	4.2.3
Php	Php	4.3.0
Php	Php	4.3.1
Php	Php	4.3.2
Php	Php	4.3.3
Php	Php	4.3.4
Php	Php	4.3.5
Php	Php	4.3.6
Php	Php	4.3.7
Php	Php	4.3.8
Php	Php	4.3.9
Php	Php	4.3.10

Showing 50 of 95 affected configurations. See NVD for the full list.

References

Timeline

Published: Jan 18, 2011
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2006-7243?

How severe is CVE-2006-7243?

Severity scoring for CVE-2006-7243 is pending analysis. The EPSS model estimates a 5.36% probability of exploitation in the next 30 days.

How do I fix CVE-2006-7243?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2006-7243?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST