Vulnerability Description
Zend/zend_hash.c in PHP before 7.0.15 and 7.1.x before 7.1.1 mishandles certain cases that require large array allocations, which allows remote attackers to execute arbitrary code or cause a denial of service (integer overflow, uninitialized memory access, and use of arbitrary destructor function pointers) via crafted serialized data.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Php | Php | >= 7.0.0, < 7.0.15 |
| Netapp | Clustered Data Ontap | - |
Related Weaknesses (CWE)
References
- http://www.securityfocus.com/bid/95371Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1037659Third Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2018:1296Third Party Advisory
- https://bugs.php.net/bug.php?id=73832ExploitIssue TrackingVDB Entry
- https://github.com/php/php-src/commit/4cc0286f2f3780abc6084bcdae5dce595daa3c12PatchThird Party Advisory
- https://security.netapp.com/advisory/ntap-20180112-0001/Third Party Advisory
- http://www.securityfocus.com/bid/95371Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1037659Third Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2018:1296Third Party Advisory
- https://bugs.php.net/bug.php?id=73832ExploitIssue TrackingVDB Entry
- https://github.com/php/php-src/commit/4cc0286f2f3780abc6084bcdae5dce595daa3c12PatchThird Party Advisory
- https://security.netapp.com/advisory/ntap-20180112-0001/Third Party Advisory
FAQ
What is CVE-2017-5340?
CVE-2017-5340 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Zend/zend_hash.c in PHP before 7.0.15 and 7.1.x before 7.1.1 mishandles certain cases that require large array allocations, which allows remote attackers to execute arbitrary code or cause a denial of...
How severe is CVE-2017-5340?
CVE-2017-5340 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2017-5340?
Check the references section above for vendor advisories and patch information. Affected products include: Php Php, Netapp Clustered Data Ontap.