CVE-2015-2787
Use-after-free vulnerability in the process_nested_data function in ext/standard/var_unserializer.re in PHP before 5.4.39, 5.5.x before 5.5.23, and 5.6.x before 5.6.7 allows remote attackers to execute arbitrary code via a crafted unserialize call that…
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 12.2%, higher than 96% of all known CVEs. Patch or mitigate before the next change window.
Description
Use-after-free vulnerability in the process_nested_data function in ext/standard/var_unserializer.re in PHP before 5.4.39, 5.5.x before 5.5.23, and 5.6.x before 5.6.7 allows remote attackers to execute arbitrary code via a crafted unserialize call that leverages use of the unset function within an __wakeup function, a related issue to CVE-2015-0231.
- CVSS 2.0
- 7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
- EPSS
- 12.22% probability · 96th percentile
- CISA KEV
- Not listed
- Affected
- php/php · apple/mac os x · redhat/enterprise linux desktop · redhat/enterprise linux hpc node · redhat/enterprise linux hpc node eus · redhat/enterprise linux server · redhat/enterprise linux server eus · redhat/enterprise linux workstation · opensuse/opensuse
- Source
- cve@mitre.org
References
- http://lists.apple.com/archives/security-announce/2015/Aug/msg00001.htmlVendor Advisory
- http://lists.apple.com/archives/security-announce/2015/Sep/msg00008.htmlVendor Advisory
- http://lists.opensuse.org/opensuse-security-announce/2015-05/msg00005.html
- http://lists.opensuse.org/opensuse-updates/2015-04/msg00015.html
- http://marc.info/?l=bugtraq&m=143748090628601&w=2
- http://marc.info/?l=bugtraq&m=144050155601375&w=2
- http://php.net/ChangeLog-5.php
- http://rhn.redhat.com/errata/RHSA-2015-1053.html
- http://rhn.redhat.com/errata/RHSA-2015-1066.html
- http://rhn.redhat.com/errata/RHSA-2015-1135.html
- http://rhn.redhat.com/errata/RHSA-2015-1218.html
- http://www.oracle.com/technetwork/topics/security/bulletinjul2015-2511963.html
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
- http://www.securityfocus.com/bid/73431
- http://www.securitytracker.com/id/1032485
- http://www.ubuntu.com/usn/USN-2572-1
- https://bugs.php.net/bug.php?id=68976Exploit
- https://gist.github.com/smalyshev/eea9eafc7c88a4a6d10d
- https://security.gentoo.org/glsa/201606-10
- https://support.apple.com/HT205267Vendor Advisory
- https://support.apple.com/kb/HT205031Vendor Advisory
- http://lists.apple.com/archives/security-announce/2015/Aug/msg00001.htmlVendor Advisory
- http://lists.apple.com/archives/security-announce/2015/Sep/msg00008.htmlVendor Advisory
- http://lists.opensuse.org/opensuse-security-announce/2015-05/msg00005.html
- http://lists.opensuse.org/opensuse-updates/2015-04/msg00015.html
- http://marc.info/?l=bugtraq&m=143748090628601&w=2
- http://marc.info/?l=bugtraq&m=144050155601375&w=2
- http://php.net/ChangeLog-5.php
- http://rhn.redhat.com/errata/RHSA-2015-1053.html
- http://rhn.redhat.com/errata/RHSA-2015-1066.html
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.