CVE-2011-1092 EXPLOIT
7.5
HIGH · CVSS 2.0 · EPSS 17.9% (pctl 97)
Patch early
A public exploit exists.
Description
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.
Scoring
| CVSS | 7.5 (HIGH, v2.0) |
|---|---|
| Vector | AV:N/AC:L/Au:N/C:P/I:P/A:P |
| EPSS | 17.88% — more likely to be exploited than 97% of all CVEs |
| Weakness | CWE-189 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2011-03-15 |
| Last modified | 2026-06-16 |
Affected (1)
| Vendor | Product |
|---|---|
| php | php |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | PHP 5.3.6 - 'shmop_read()' Integer Overflow Denial of Service | 2011-03-12 |
References
- 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://svn.php.net/viewvc/php/php-src/branches/PHP_5_3/ext/shmop/shmop.c?r1=306939&r2=309018&pathrev=309018
- http://www.exploit-db.com/exploits/16966
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:052
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:053
- http://www.openwall.com/lists/oss-security/2011/03/08/11
- http://www.openwall.com/lists/oss-security/2011/03/08/9
- http://www.php.net/ChangeLog-5.php
- http://www.php.net/archive/2011.php
- http://www.php.net/releases/5_3_6.php
- http://www.securityfocus.com/bid/46786
- http://www.vupen.com/english/advisories/2011/0744
- https://bugzilla.redhat.com/show_bug.cgi?id=683183
- https://exchange.xforce.ibmcloud.com/vulnerabilities/65988
- http://bugs.php.net/bug.php?id=54193
- http://lists.apple.com/archives/Security-announce/2011//Oct/msg00003.html
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