No exploitation reported

CVE-2016-3312

No exploitation reported by the sources we read.

Published2016-08-09
WeaknessCWE-200

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

ActiveSyncProvider in Microsoft Windows 10 Gold and 1511 allows attackers to discover credentials by leveraging failure of Universal Outlook to obtain a secure connection, aka "Universal Outlook Information Disclosure Vulnerability."

Timeline

dates in UTC

2016-08-0921:59CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2016-3312?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2016-3312?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Microsoft windows 10

Branch	Affected	Fixed in	Source
—	all versions	no fix published	NVD
1511.x	= 1511	no fix published	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

No fix published by the sources we read yet. NVD record

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVSS 3.09.1read 2026-10-23
NVDCVSS 2.05read 2026-10-23
NVDweakness (CWE)CWE-200read 2026-10-23
FIRST EPSSEPSS score9.7 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Published: 2016-08-09
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2016-3312?

Is CVE-2016-3312 actively exploited?

Active exploitation of CVE-2016-3312 has not been confirmed. Its EPSS score was 9.7% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2016-3312?

CVE-2016-3312 has a CVSS v3 base score of 9.1 (CRITICAL severity), with vector string CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

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