CVE-2011-1148

Description

Use-after-free vulnerability in the substr_replace function in PHP 5.3.6 and earlier allows context-dependent attackers to cause a denial of service (memory corruption) or possibly have unspecified other impact by using the same variable for multiple arguments.

Category

7.5
CVSS
Severity: High
CVSS 2.0 •
EPSS 3.41% Top 15%
Vendor Advisory marc.info Vendor Advisory mandriva.com Vendor Advisory apple.com Vendor Advisory redhat.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://marc.info/?l=bugtraq&m=133469208622507&w=2 vendor advisory
http://support.apple.com/kb/HT5130
http://www.securityfocus.com/bid/49241 vdb entry
http://openwall.com/lists/oss-security/2011/03/13/2 mailing list
http://www.mandriva.com/security/advisories?name=MDVSA-2011:165 vendor advisory
http://openwall.com/lists/oss-security/2011/03/13/9 mailing list
http://lists.apple.com/archives/security-announce/2012/Feb/msg00000.html vendor advisory
http://openwall.com/lists/oss-security/2011/03/13/3 mailing list
http://bugs.php.net/bug.php?id=54238
http://www.redhat.com/support/errata/RHSA-2011-1423.html vendor advisory
http://www.php.net/ChangeLog-5.php#5.3.7
https://exchange.xforce.ibmcloud.com/vulnerabilities/66080 vdb entry
http://www.securityfocus.com/bid/46843 vdb entry
http://www.php.net/archive/2011.php#id2011-08-18-1

Frequently Asked Questions

What is the severity of CVE-2011-1148?
CVE-2011-1148 has been scored as a high severity vulnerability.
How to fix CVE-2011-1148?
To fix CVE-2011-1148, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2011-1148 being actively exploited in the wild?
It is possible that CVE-2011-1148 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~3% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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