What is CVE-2016-3386?

CVE-2016-3386 is a high-severity vulnerability in Microsoft Edge, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.5/10. Published 2016-10-14.

How severe is CVE-2016-3386?

High severity. CVSS v3 base score is 7.5 out of 10.

Is CVE-2016-3386 known to be exploited?

7 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Microsoft Edge

CVE-2016-3386

The Chakra JavaScript engine in Microsoft Edge allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka "Scripting Engine Memory Corruption Vulnerability," a different v…

Vulnerability class: Buffer Overflow

EPSS: 0.759 (98.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Microsoft Edge
N/a — versions n/a

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

Public proof-of-concept exploits

References

MS16-119 (x_refsource_MS, vendor-advisory)
1036993 (vdb-entry, x_refsource_SECTRACK)
93426 (vdb-entry, x_refsource_BID)

Frequently asked questions

What is CVE-2016-3386?: CVE-2016-3386 is a high-severity vulnerability in Microsoft Edge, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.5/10. Published 2016-10-14.
How severe is CVE-2016-3386?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2016-3386 known to be exploited?: 7 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.