CVE-2016-3298 kev in the critical feed json
Microsoft Internet Explorer 9 through 11 and the Internet Messaging API in Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, and Windo…
published 2016-10-14 10 y ago modified 2026-06-17 4 mo ago also EUVD-2016-4330
- cvss
- 6.5
- version 3.1, CNA
- cisa kev
- Exploited
- added 2022-05-24
- epss
- 33.3%
- EPSS 33.3% chance of exploitation in 30 days, percentile 98%
- public exploits
- 0
- none known
Summary
Microsoft Internet Explorer 9 through 11 and the Internet Messaging API in Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, and Windows 7 SP1 allow remote attackers to determine the existence of arbitrary files via a crafted web site, aka "Internet Explorer Information Disclosure Vulnerability."
Patch / fix
cisa required action Apply updates per vendor instructions.
Timeline
- Found exploited as a 0-day (Project Zero)
- 0-day patched (Project Zero)
- Published
- Added to CISA KEV
- CISA patch deadline
- CISA SSVC: exploitation active
Known exploited
- Added
- 4 y ago
- Patch by
- 2022-06-14 (4 y ago)
- Ransomware
- Not known
- Required action
- Apply updates per vendor instructions.
- Vendor, product
- Microsoft, Internet Explorer
- CISA name
- Microsoft Internet Explorer Messaging API Information Disclosure Vulnerability
Zero-day
Detected in real attacks while still unknown to the vendor and the public, per Google Project Zero's 0day In-the-Wild tracker.
- Found
- 2016-04-12
- Patched
- 2016-10-11
- Details
- project zero tracker
CISA SSVC
- Exploitation
- Active, exploited in the wild
- Automatable
- no
- Technical impact
- partial
- Assessed
- 20 mo ago
Exploit prediction
33.33% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N |
| NVD | 3.1 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N |
| CNA | 3.1 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N |
| NVD | 2.0 | 2.6 | AV:N/AC:H/Au:N/C:P/I:N/A:N |
References
-
docs.microsoft.com
/en-us/security-updates/securitybulletins/2016/ms16-118
vendor-advisory, patch
-
docs.microsoft.com
/en-us/security-updates/securitybulletins/2016/ms16-126
vendor-advisory, patch
-
securityfocus.com
/bid/93392
vdb-entry, broken-link, third-party-advisory
-
securitytracker.com
/id/1036992
vdb-entry, broken-link, third-party-advisory
-
cisa.gov
/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-3298
government-resource, us-government-resource
Sources
- CVE List CVE-2016-3298
- NVD CVE-2016-3298
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.