Vulnerability Description
Integer overflow in bcmath in Facebook HHVM before 3.15.0 allows attackers to have unspecified impact via unknown vectors, which triggers a buffer overflow.
CVSS Score
9.8
CRITICAL
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Hhvm | <= 3.14.5 |
Related Weaknesses (CWE)
References
- http://www.openwall.com/lists/oss-security/2016/08/11/1Mailing ListPatchThird Party Advisory
- http://www.openwall.com/lists/oss-security/2016/08/19/1Mailing ListPatchThird Party Advisory
- https://github.com/facebook/hhvm/commit/c00fc9d3003eb06226b58b6a48555f1456ee2475Patch
- http://www.openwall.com/lists/oss-security/2016/08/11/1Mailing ListPatchThird Party Advisory
- http://www.openwall.com/lists/oss-security/2016/08/19/1Mailing ListPatchThird Party Advisory
- https://github.com/facebook/hhvm/commit/c00fc9d3003eb06226b58b6a48555f1456ee2475Patch
FAQ
What is CVE-2016-6871?
CVE-2016-6871 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Integer overflow in bcmath in Facebook HHVM before 3.15.0 allows attackers to have unspecified impact via unknown vectors, which triggers a buffer overflow.
How severe is CVE-2016-6871?
CVE-2016-6871 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-2016-6871?
Check the references section above for vendor advisories and patch information. Affected products include: Facebook Hhvm.