CVE-2014-3669

Public Exploit

Description

Integer overflow in the object_custom function in ext/standard/var_unserializer.c in PHP before 5.4.34, 5.5.x before 5.5.18, and 5.6.x before 5.6.2 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via an argument to the unserialize function that triggers calculation of a large length value.

Category

7.5
CVSS
Severity: High
CVSS 2.0 •
EPSS 65.25% Top 5%
Vendor Advisory redhat.com Vendor Advisory opensuse.org Vendor Advisory redhat.com Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory redhat.com Vendor Advisory debian.org Vendor Advisory apple.com Vendor Advisory opensuse.org Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory php.net
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://rhn.redhat.com/errata/RHSA-2014-1824.html vendor advisory
http://secunia.com/advisories/59967 third party advisory
http://lists.opensuse.org/opensuse-updates/2014-11/msg00034.html vendor advisory
http://rhn.redhat.com/errata/RHSA-2014-1767.html vendor advisory
http://www.ubuntu.com/usn/USN-2391-1 vendor advisory
https://support.apple.com/HT204659
http://lists.opensuse.org/opensuse-updates/2014-11/msg00024.html vendor advisory
http://secunia.com/advisories/61982 third party advisory
http://secunia.com/advisories/61763 third party advisory
http://linux.oracle.com/errata/ELSA-2014-1767.html
http://rhn.redhat.com/errata/RHSA-2014-1766.html vendor advisory
http://www.debian.org/security/2014/dsa-3064 vendor advisory
http://linux.oracle.com/errata/ELSA-2014-1768.html
http://git.php.net/?p=php-src.git%3Ba=commit%3Bh=56754a7f9eba0e4f559b6ca081d9f2a447b3f159
http://www.oracle.com/technetwork/topics/security/bulletinjul2015-2511963.html
http://php.net/ChangeLog-5.php
https://bugzilla.redhat.com/show_bug.cgi?id=1154500
https://bugs.php.net/bug.php?id=68044 exploit patch vendor advisory
http://www.securityfocus.com/bid/70611 vdb entry
http://lists.apple.com/archives/security-announce/2015/Apr/msg00001.html vendor advisory
http://secunia.com/advisories/61970 third party advisory
http://lists.opensuse.org/opensuse-updates/2015-01/msg00006.html vendor advisory
http://rhn.redhat.com/errata/RHSA-2014-1765.html vendor advisory
http://rhn.redhat.com/errata/RHSA-2014-1768.html vendor advisory
http://secunia.com/advisories/60699 third party advisory
http://secunia.com/advisories/60630 third party advisory

Frequently Asked Questions

What is the severity of CVE-2014-3669?
CVE-2014-3669 has been scored as a high severity vulnerability.
How to fix CVE-2014-3669?
To fix CVE-2014-3669, 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-2014-3669 being actively exploited in the wild?
It is possible that CVE-2014-3669 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~65% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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