PHP php_imap.c denial of service
| php-phpimapc-dos (63390) |  Medium Risk |
Description:
PHP is vulnerable to a denial of service, caused by a use-after-free error in php_imap.c. By sending a specially-crafted request, a remote attacker could exploit this vulnerability to cause the application to crash.
*CVSS:
| Base Score: | 5 |
| Access Vector: | Network |
| Access Complexity: | Low |
| Authentication: | None |
| Confidentiality Impact: | None |
| Integrity Impact: | None |
| Availability Impact: | Partial |
| Temporal Score: | 3.7 |
| Exploitability: | Unproven |
| Remediation Level: | Official-Fix |
| Report Confidence: | Confirmed |
Consequences:
Denial of Service
Remedy:
Apply the patch for this vulnerability, available from the PHP SVN Repository. See References.
For other distributions:
Apply the appropriate update for your system. See References.
References:
- Apple Web site: About the security content of Mac OS X v10.6.7 and Security Update 2011-001.
- PHP SVN Repository: Fixed a possible double free in imap extension.
- BID-44980: PHP 'ext/imap/php_imap.c' Use After Free Denial of Service Vulnerability
- CVE-2010-4150: Double free vulnerability in the imap_do_open function in the IMAP extension (ext/imap/php_imap.c) in PHP 5.2 before 5.2.15 and 5.3 before 5.3.4 allows attackers to cause a denial of service (memory corruption) or possibly execute arbitrary code via unspecified vectors.
- DSA-2195: php5 -- several vulnerabilities
- MDVSA-2010:254: php
- OSVDB ID: 69660: PHP ext/imap/php_imap.c imap_do_open Function Double-free Memory Corruption
- SECTRACK ID: 1024761: PHP Use After Free in 'ext/imap/php_imap.c' Lets Remote Users Deny Service
- SUSE-SR:2011:006: SUSE Security Summary Report
Platforms Affected:
- Apple Mac OS X 10.6
- Apple Mac OS X 10.6.1
- Apple Mac OS X 10.6.2
- Apple Mac OS X 10.6.3
- Apple Mac OS X 10.6.4
- Apple Mac OS X 10.6.5
- Apple Mac OS X 10.6.6
- Apple Mac OS X Server 10.6
- Apple Mac OS X Server 10.6.1
- Apple Mac OS X Server 10.6.2
- Apple Mac OS X Server 10.6.3
- Apple Mac OS X Server 10.6.4
- Apple Mac OS X Server 10.6.5
- Apple Mac OS X Server 10.6.6
- Mandriva Linux 2010 X86_64
- Mandriva Linux 2010
- PHP PHP 5.3
- PHP PHP 5.3.1
- PHP PHP 5.3.2
- PHP PHP 5.3.3
Reported:
Nov 02, 2010
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* According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.
The information within this database may change without notice. 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. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.