CVE-2009-5016

Summary

CVECVE-2009-5016
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2010-11-12 22:00:01 UTC
Updated2026-04-29 01:13:23 UTC
DescriptionInteger overflow in the xml_utf8_decode function in ext/xml/xml.c in PHP before 5.2.11 makes it easier for remote attackers to bypass cross-site scripting (XSS) and SQL injection protection mechanisms via a crafted string that uses overlong UTF-8 encoding, a different vulnerability than CVE-2010-3870.

Risk And Classification

Primary CVSS: v2.0 6.8 from [email protected]

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

Problem Types: CWE-189 | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Medium
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Php Php 1.0 All All All
Application Php Php 2.0 All All All
Application Php Php 2.0b10 All All All
Application Php Php 3.0 All All All
Application Php Php 3.0.1 All All All
Application Php Php 3.0.10 All All All
Application Php Php 3.0.11 All All All
Application Php Php 3.0.12 All All All
Application Php Php 3.0.13 All All All
Application Php Php 3.0.14 All All All
Application Php Php 3.0.15 All All All
Application Php Php 3.0.16 All All All
Application Php Php 3.0.17 All All All
Application Php Php 3.0.18 All All All
Application Php Php 3.0.2 All All All
Application Php Php 3.0.3 All All All
Application Php Php 3.0.4 All All All
Application Php Php 3.0.5 All All All
Application Php Php 3.0.6 All All All
Application Php Php 3.0.7 All All All
Application Php Php 3.0.8 All All All
Application Php Php 3.0.9 All All All
Application Php Php 4.0 All All All
Application Php Php 4.0 beta1 All All
Application Php Php 4.0 beta2 All All
Application Php Php 4.0 beta3 All All
Application Php Php 4.0 beta4 All All
Application Php Php 4.0 beta_4_patch1 All All
Application Php Php 4.0.0 All All All
Application Php Php 4.0.1 All All All
Application Php Php 4.0.2 All All All
Application Php Php 4.0.3 All All All
Application Php Php 4.0.4 All All All
Application Php Php 4.0.5 All All All
Application Php Php 4.0.6 All All All
Application Php Php 4.0.7 All All All
Application Php Php 4.1.0 All All All
Application Php Php 4.1.1 All All All
Application Php Php 4.1.2 All All All
Application Php Php 4.2.0 All All All
Application Php Php 4.2.1 All All All
Application Php Php 4.2.2 All All All
Application Php Php 4.2.3 All All All
Application Php Php 4.3.0 All All All
Application Php Php 4.3.1 All All All
Application Php Php 4.3.10 All All All
Application Php Php 4.3.11 All All All
Application Php Php 4.3.2 All All All
Application Php Php 4.3.3 All All All
Application Php Php 4.3.4 All All All
Application Php Php 4.3.5 All All All
Application Php Php 4.3.6 All All All
Application Php Php 4.3.7 All All All
Application Php Php 4.3.8 All All All
Application Php Php 4.3.9 All All All
Application Php Php 4.4.0 All All All
Application Php Php 4.4.1 All All All
Application Php Php 4.4.2 All All All
Application Php Php 4.4.3 All All All
Application Php Php 4.4.4 All All All
Application Php Php 4.4.5 All All All
Application Php Php 4.4.6 All All All
Application Php Php 4.4.7 All All All
Application Php Php 4.4.8 All All All
Application Php Php 4.4.9 All All All
Application Php Php 5.0.0 All All All
Application Php Php 5.0.0 beta1 All All
Application Php Php 5.0.0 beta2 All All
Application Php Php 5.0.0 beta3 All All
Application Php Php 5.0.0 beta4 All All
Application Php Php 5.0.0 rc1 All All
Application Php Php 5.0.0 rc2 All All
Application Php Php 5.0.0 rc3 All All
Application Php Php 5.0.1 All All All
Application Php Php 5.0.2 All All All
Application Php Php 5.0.3 All All All
Application Php Php 5.0.4 All All All
Application Php Php 5.0.5 All All All
Application Php Php 5.1.0 All All All
Application Php Php 5.1.1 All All All
Application Php Php 5.1.2 All All All
Application Php Php 5.1.3 All All All
Application Php Php 5.1.4 All All All
Application Php Php 5.1.5 All All All
Application Php Php 5.1.6 All All All
Application Php Php 5.2.0 All All All
Application Php Php 5.2.1 All All All
Application Php Php All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
[SECURITY] Fedora 13 Update: maniadrive-1.2-23.fc13 af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org
PHP 'php/ext/xml/xml.c' Integer Overflow Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
PHP :: Bug #49687 :: utf8_decode xml_utf8_decode vuln af854a3a-2127-422b-91ae-364da2661108 bugs.php.net Exploit
[SECURITY] Fedora 14 Update: maniadrive-1.2-23.fc14 af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com
www.blackhat.com/presentations/bh-usa-09/VELANAVA/BHUSA09-VelaNava-FavoriteXSS... af854a3a-2127-422b-91ae-364da2661108 www.blackhat.com Exploit
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com
Red Hat Customer Portal af854a3a-2127-422b-91ae-364da2661108 www.redhat.com
Ubuntu update for php5 - Advisories - Community af854a3a-2127-422b-91ae-364da2661108 secunia.com
Red Hat update for php - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
sirdarckcat: A couple of unicode issues on PHP and Firefox af854a3a-2127-422b-91ae-364da2661108 sirdarckcat.blogspot.com Exploit
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com
USN-1042-1: PHP vulnerabilities | Ubuntu af854a3a-2127-422b-91ae-364da2661108 www.ubuntu.com
Support af854a3a-2127-422b-91ae-364da2661108 www.redhat.com
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

© CVE.report 2026

Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.

CVE, CWE, and OVAL are registred trademarks of The MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. This site includes MITRE data granted under the following license.

Free CVE JSON API cve.report/api

CVE.report and Source URL Uptime Status status.cve.report