Input validation error in PHP - CVE-2010-4409
Published: October 30, 2018 / Updated: June 13, 2025
Vulnerability identifier: #VU110280
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2010-4409
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to perform service disruption.
Integer overflow in the NumberFormatter::getSymbol (aka numfmt_get_symbol) function in PHP 5.3.3 and earlier allows context-dependent attackers to cause a denial of service (application crash) via an invalid argument.
Affected software
PHP
Gentoo Linux
dev-lang/php
Gentoo Linux
dev-lang/php
How to mitigate CVE-2010-4409
Install update from vendor's website.
PHP - addressed in versions 4.10, 5.3.3
dev-lang/php - update to 5.3.8
dev-lang/php - update to 5.3.8
Links to Public Exploits and PoC-codes
External References
- http://lists.apple.com/archives/security-announce/2011/Mar/msg00006.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-January/052836.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-January/052845.html
- http://lists.opensuse.org/opensuse-updates/2012-01/msg00035.html
- http://secunia.com/advisories/42812
- http://secunia.com/advisories/47674
- http://support.apple.com/kb/HT4581
- http://svn.php.net/viewvc/php/php-src/trunk/ext/intl/formatter/formatter_attr.c?r1=305571&r2=305570&pathrev=305571
- http://svn.php.net/viewvc?view=revision&revision=305571
- http://www.exploit-db.com/exploits/15722
- http://www.kb.cert.org/vuls/id/479900
- http://www.mandriva.com/security/advisories?name=MDVSA-2010:254
- http://www.mandriva.com/security/advisories?name=MDVSA-2010:255
- http://www.php.net/ChangeLog-5.php
- http://www.securityfocus.com/archive/1/515142/100/0/threaded
- http://www.securityfocus.com/bid/45119
- http://www.ubuntu.com/usn/USN-1042-1
- http://www.vupen.com/english/advisories/2011/0020
- http://www.vupen.com/english/advisories/2011/0021
- http://www.vupen.com/english/advisories/2011/0077