CVE-2011-1092
HIGH severity · CVSS 7.5 · CWE-189
7.5CVSS HIGH
Summary
Integer overflow in ext/shmop/shmop.c in PHP before 5.3.6 allows context-dependent attackers to cause a denial of service (crash) and possibly read sensitive memory via a large third argument to the shmop_read function.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges required—
User interaction—
Confidentiality impact—
Integrity impact—
Availability impact—
Exploit probability (EPSS)18%
AV:N/AC:L/Au:N/C:P/I:P/A:P
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: http://svn.php.net/viewvc/php/php-src/branches/PHP_5_3/ext/shmop/shmop.c?r1=306939&r2=309018&pathrev=309018 ↗
Additional information
- NVD record
- http://svn.php.net/viewvc/php/php-src/branches/PHP_5_3/ext/shmop/shmop.c?r1=306939&r2=309018&pathrev=309018Patch
- http://bugs.php.net/bug.php?id=54193
- http://lists.apple.com/archives/Security-announce/2011//Oct/msg00003.html
- http://marc.info/?l=bugtraq&m=133469208622507&w=2
- http://securityreason.com/securityalert/8130
- http://support.apple.com/kb/HT5002
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:052
- http://www.exploit-db.com/exploits/16966Exploit