CVE-2016-9137
CRITICAL severity · CVSS 9.8 · Use-after-free
9.8CVSS CRITICAL
Summary
Use-after-free vulnerability in the CURLFile implementation in ext/curl/curl_file.c in PHP before 5.6.27 and 7.x before 7.0.12 allows remote attackers to cause a denial of service or possibly have unspecified other impact via crafted serialized data that is mishandled during __wakeup processing.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)5%
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://www.php.net/ChangeLog-5.phpAdvisory
- http://www.php.net/ChangeLog-7.phpAdvisory
- https://bugs.php.net/bug.php?id=73147Advisory
- http://git.php.net/?p=php-src.git%3Ba=commit%3Bh=0e6fe3a4c96be2d3e88389a5776f878021b4c59f
- http://www.debian.org/security/2016/dsa-3698
- http://www.openwall.com/lists/oss-security/2016/11/01/2Advisory
- http://www.securityfocus.com/bid/93577Advisory
- https://www.tenable.com/security/tns-2016-19