Vulnerability Details : CVE-2016-6870

Out-of-bounds write in the (1) mb_detect_encoding, (2) mb_send_mail, and (3) mb_detect_order functions in Facebook HHVM before 3.15.0 allows attackers to have unspecified impact via unknown vectors.
Published 2017-02-17 17:59:01
Updated 2017-02-22 17:53:17
Source MITRE
View at NVD,   CVE.org
Vulnerability category: Memory Corruption

Products affected by CVE-2016-6870

Threat overview for CVE-2016-6870

Top countries where our scanners detected CVE-2016-6870
Top open port discovered on systems with this issue 80
IPs affected by CVE-2016-6870 169
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2016-6870!
*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2016-6870

EPSS FAQ
0.79%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 72 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2016-6870

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
7.5
 HIGH AV:N/AC:L/Au:N/C:P/I:P/A:P
10.0
6.4
 NIST
9.8
 CRITICAL CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
3.9
5.9
 NIST

CWE ids for CVE-2016-6870

  • The product writes data past the end, or before the beginning, of the intended buffer.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2016-6870

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