#VU110476 Input validation error in PHP - CVE-2006-4486
Vulnerability identifier: #VU110476
Vulnerability risk: Low
CVSSv4.0: 1.7 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID:
CWE-ID:
CWE-20
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
PHP
Universal components / Libraries /
Scripting languages
Vendor: PHP Group
Description
The vulnerability allows a remote non-authenticated attacker to corrupt data.
Integer overflow in memory allocation routines in PHP before 5.1.6, when running on a 64-bit system, allows context-dependent attackers to bypass the memory_limit restriction.
Mitigation
Install update from vendor's website.
Vulnerable software versions
PHP: 5.1.0, 5.1.1, 5.1.2, 5.1.4, 5.1.5
External links
https:ftp://patches.sgi.com/support/free/security/advisories/20061001-01-P.asc
https://rhn.redhat.com/errata/RHSA-2006-0688.html
https://secunia.com/advisories/21546
https://secunia.com/advisories/22004
https://secunia.com/advisories/22069
https://secunia.com/advisories/22225
https://secunia.com/advisories/22331
https://secunia.com/advisories/22440
https://secunia.com/advisories/22487
https://secunia.com/advisories/22538
https://secunia.com/advisories/25945
https://securitytracker.com/id?1016984
https://support.avaya.com/elmodocs2/security/ASA-2006-221.htm
https://support.avaya.com/elmodocs2/security/ASA-2006-222.htm
https://support.avaya.com/elmodocs2/security/ASA-2006-223.htm
https://www.debian.org/security/2007/dsa-1331
https://www.hardened-php.net/hphp/changelog.html#hardening_patch_0.4.14
https://www.novell.com/linux/security/advisories/2006_52_php.html
https://www.php.net/ChangeLog-5.php#5.1.6
https://www.php.net/release_5_1_6.php
https://www.redhat.com/support/errata/RHSA-2006-0669.html
https://www.redhat.com/support/errata/RHSA-2006-0682.html
https://www.securityfocus.com/archive/1/447866/100/0/threaded
https://www.securityfocus.com/bid/19582
https://www.turbolinux.com/security/2006/TLSA-2006-38.txt
https://www.ubuntu.com/usn/usn-362-1
https://issues.rpath.com/browse/RPL-683
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11086
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
