CVE-2007-4033

CVE-2007-4033 is a high-severity vulnerability in Php with a CVSS 2.0 base score of 7.5. Its EPSS exploit-prediction score of 19% places it in the 97th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-119.

Key facts

• Severity: High (CVSS 2.0 base score 7.5)
• EPSS exploit prediction: 19% (97th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-119
• Affected product: Php
• Published: 2007-07-27
• Last modified: 2026-06-16

Description

Buffer overflow in the intT1_EnvGetCompletePath function in lib/t1lib/t1env.c in t1lib 5.1.1 allows context-dependent attackers to execute arbitrary code via a long FileName parameter. NOTE: this issue was originally reported to be in the imagepsloadfont function in php_gd2.dll in the gd (PHP_GD2) extension in PHP 5.2.3.

Frequently asked questions

What is CVE-2007-4033?

Buffer overflow in the intT1_EnvGetCompletePath function in lib/t1lib/t1env.c in t1lib 5.1.1 allows context-dependent attackers to execute arbitrary code via a long FileName parameter. NOTE: this issue was originally reported to be in the imagepsloadfont function in php_gd2.dll in the gd (PHP_GD2) extension in PHP 5.2.3.

How severe is CVE-2007-4033?

CVE-2007-4033 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2007-4033 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 19% (97th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2007-4033?

CVE-2007-4033 primarily affects Php. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2007-4033?

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-2007-4033 published?

CVE-2007-4033 was published on 2007-07-27 and last updated on 2026-06-16.

References

• http://bugs.gentoo.org/show_bug.cgi?id=193437
• http://fedoranews.org/updates/FEDORA-2007-234.shtml
• http://secunia.com/advisories/26241
• http://secunia.com/advisories/26901
• http://secunia.com/advisories/26981
• http://secunia.com/advisories/26992
• http://secunia.com/advisories/27239
• http://secunia.com/advisories/27297
• http://secunia.com/advisories/27439
• http://secunia.com/advisories/27599
• http://secunia.com/advisories/27718
• http://secunia.com/advisories/27743
• http://secunia.com/advisories/28345
• http://secunia.com/advisories/30168
• http://security.gentoo.org/glsa/glsa-200710-12.xml
• http://security.gentoo.org/glsa/glsa-200711-34.xml
• http://security.gentoo.org/glsa/glsa-200805-13.xml
• http://wiki.rpath.com/wiki/Advisories:rPSA-2008-0007
• http://www.bugtraq.ir/adv/t1lib.txt
• http://www.debian.org/security/2007/dsa-1390
• http://www.mandriva.com/security/advisories?name=MDKSA-2007:189
• http://www.mandriva.com/security/advisories?name=MDKSA-2007:230
• http://www.novell.com/linux/security/advisories/2007_23_sr.html
• http://www.redhat.com/support/errata/RHSA-2007-1027.html
• http://www.redhat.com/support/errata/RHSA-2007-1030.html
• http://www.redhat.com/support/errata/RHSA-2007-1031.html
• http://www.securityfocus.com/archive/1/480239/100/100/threaded
• http://www.securityfocus.com/archive/1/480244/100/100/threaded
• http://www.securityfocus.com/archive/1/485823/100/0/threaded
• http://www.securityfocus.com/archive/1/487984/100/0/threaded

Affected products (2)

• cpe:2.3:a:php:php:5.2.3:*:*:*:*:*:*:*
• cpe:2.3:a:t1lib:t1lib:5.1.1:*:*:*:*:*:*:*

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