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CVE-2010-3870 Details

Description

The utf8_decode function in PHP before 5.3.4 does not properly handle non-shortest form UTF-8 encoding and ill-formed subsequences in UTF-8 data, which makes it easier for remote attackers to bypass cross-site scripting (XSS) and SQL injection protection mechanisms via a crafted string.

Metrics

CVSS 3.x Severity and Vector Strings:

No CVSS 3.x data is available for this CVE.

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URL	Source(s)	Tag(s)
http://bugs.php.net/bug.php?id=48230	CVE	ExploitVendor Advisory
http://bugs.php.net/bug.php?id=49687	CVE	ExploitVendor Advisory
http://lists.apple.com/archives/security-announce/2011/Mar/msg00006.html	CVE	Mailing ListThird Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2011-January/052836.html	CVE	Mailing ListThird Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2011-January/052845.html	CVE	Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2010-12/msg00000.html	CVE	Mailing ListThird Party Advisory
http://marc.info/?l=bugtraq&m=133469208622507&w=2	CVE	Mailing ListThird Party Advisory
http://secunia.com/advisories/42410	CVE	Third Party Advisory
http://secunia.com/advisories/42812	CVE	Third Party Advisory
http://sirdarckcat.blogspot.com/2009/10/couple-of-unicode-issues-on-php-and.html	CVE	ExploitThird Party Advisory
http://support.apple.com/kb/HT4581	CVE	Third Party Advisory
http://svn.php.net/viewvc?view=revision&revision=304959	CVE	PatchVendor Advisory
http://us2.php.net/manual/en/function.utf8-decode.php#83935	CVE	ExploitVendor Advisory
http://www.acunetix.com/blog/web-security-articles/security-risks-associated-with-utf8_decode/	CVE	ExploitThird Party Advisory
http://www.blackhat.com/presentations/bh-usa-09/VELANAVA/BHUSA09-VelaNava-FavoriteXSS-SLIDES.pdf	CVE	ExploitThird Party Advisory
http://www.mandriva.com/en/security/advisories?name=MDVSA-2010:224	CVE	Third Party Advisory
http://www.openwall.com/lists/oss-security/2010/11/02/1	CVE	Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2010/11/02/11	CVE	Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2010/11/02/2	CVE	Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2010/11/02/4	CVE	Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2010/11/02/6	CVE	Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2010/11/02/8	CVE	Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2010/11/03/1	CVE	Mailing ListThird Party Advisory
http://www.php.net/ChangeLog-5.php	CVE	Vendor Advisory
http://www.redhat.com/support/errata/RHSA-2010-0919.html	CVE	Third Party Advisory
http://www.redhat.com/support/errata/RHSA-2011-0195.html	CVE	Third Party Advisory
http://www.securityfocus.com/bid/44605	CVE	Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id?1024797	CVE	Third Party AdvisoryVDB Entry
http://www.ubuntu.com/usn/USN-1042-1	CVE	Third Party Advisory
http://www.vupen.com/english/advisories/2010/3081	CVE	Third Party Advisory
http://www.vupen.com/english/advisories/2011/0020	CVE	Third Party Advisory
http://www.vupen.com/english/advisories/2011/0021	CVE	Third Party Advisory
http://www.vupen.com/english/advisories/2011/0077	CVE	Third Party Advisory
http://bugs.php.net/bug.php?id=48230	[email protected]	ExploitVendor Advisory
http://bugs.php.net/bug.php?id=49687	[email protected]	ExploitVendor Advisory
http://lists.apple.com/archives/security-announce/2011/Mar/msg00006.html	[email protected]	Mailing ListThird Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2011-January/052836.html	[email protected]	Mailing ListThird Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2011-January/052845.html	[email protected]	Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2010-12/msg00000.html	[email protected]	Mailing ListThird Party Advisory
http://marc.info/?l=bugtraq&m=133469208622507&w=2	[email protected]	Mailing ListThird Party Advisory
http://secunia.com/advisories/42410	[email protected]	Third Party Advisory
http://secunia.com/advisories/42812	[email protected]	Third Party Advisory
http://sirdarckcat.blogspot.com/2009/10/couple-of-unicode-issues-on-php-and.html	[email protected]	ExploitThird Party Advisory
http://support.apple.com/kb/HT4581	[email protected]	Third Party Advisory
http://svn.php.net/viewvc?view=revision&revision=304959	[email protected]	PatchVendor Advisory
http://us2.php.net/manual/en/function.utf8-decode.php#83935	[email protected]	ExploitVendor Advisory
http://www.acunetix.com/blog/web-security-articles/security-risks-associated-with-utf8_decode/	[email protected]	ExploitThird Party Advisory
http://www.blackhat.com/presentations/bh-usa-09/VELANAVA/BHUSA09-VelaNava-FavoriteXSS-SLIDES.pdf	[email protected]	ExploitThird Party Advisory
http://www.mandriva.com/en/security/advisories?name=MDVSA-2010:224	[email protected]	Third Party Advisory
http://www.openwall.com/lists/oss-security/2010/11/02/1	[email protected]	Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2010/11/02/11	[email protected]	Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2010/11/02/2	[email protected]	Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2010/11/02/4	[email protected]	Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2010/11/02/6	[email protected]	Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2010/11/02/8	[email protected]	Mailing ListThird Party Advisory
http://www.openwall.com/lists/oss-security/2010/11/03/1	[email protected]	Mailing ListThird Party Advisory
http://www.php.net/ChangeLog-5.php	[email protected]	Vendor Advisory
http://www.redhat.com/support/errata/RHSA-2010-0919.html	[email protected]	Third Party Advisory
http://www.redhat.com/support/errata/RHSA-2011-0195.html	[email protected]	Third Party Advisory
http://www.securityfocus.com/bid/44605	[email protected]	Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id?1024797	[email protected]	Third Party AdvisoryVDB Entry
http://www.ubuntu.com/usn/USN-1042-1	[email protected]	Third Party Advisory
http://www.vupen.com/english/advisories/2010/3081	[email protected]	Third Party Advisory
http://www.vupen.com/english/advisories/2011/0020	[email protected]	Third Party Advisory
http://www.vupen.com/english/advisories/2011/0021	[email protected]	Third Party Advisory
http://www.vupen.com/english/advisories/2011/0077	[email protected]	Third Party Advisory

see all 66 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-20	Improper Input Validation	[email protected]

Affected Products

Product	Versions
php php	< 5.2.14 >= 5.3.0, < 5.3.4
CPE cpe:2.3:a:php:php:::::::: Remediation No remediation found in references.
canonical ubuntu linux	6.06 8.04 9.10 10.04 10.10
CPE cpe:2.3:o:canonical:ubuntu_linux:6.06:::::::* cpe:2.3:o:canonical:ubuntu_linux:8.04::::-::: cpe:2.3:o:canonical:ubuntu_linux:9.10:::::::* cpe:2.3:o:canonical:ubuntu_linux:10.04::::-::: cpe:2.3:o:canonical:ubuntu_linux:10.10:::::::* Remediation No remediation found in references.

Change History

13 change records found show changes

Date	Action	Recorded By
Jun 16, 2026	CVE Modified	[email protected]
Apr 29, 2026	Status Change	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Feb 13, 2023	CVE Modified	[email protected]
Feb 2, 2023	CVE Modified	[email protected]
Aug 16, 2022	Modified Analysis	[email protected]
Oct 30, 2018	CPE Deprecation Remap	[email protected]
Oct 30, 2018	CPE Deprecation Remap	[email protected]
Oct 30, 2018	CPE Deprecation Remap	[email protected]
Oct 30, 2018	CPE Deprecation Remap	[email protected]
Aug 23, 2016	CVE Modified	[email protected]
Nov 15, 2010	Initial Analysis	[email protected]