CVEs / CVE-2016-3298
CVE-2016-3298: Microsoft Internet Explorer Messaging API Information Disclosure Vulnerability
- Known exploited in the CISA KEV catalog since 24 May 2022
- medium 6.5 CVSS 3.1 (NVD)
- EPSS 33.3% chance of exploitation in the next 30 days, higher than 98% of CVEs (30 Oct 2026)
- Last changed at its sources
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Summary
An information disclosure vulnerability exists when the Microsoft Internet Messaging API improperly handles objects in memory. An attacker who successfully exploited this vulnerability could allow the attacker to test for the presence of files on disk.
Description
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."
Affected and fixed versions
| Product | Affected | Fixed in |
|---|---|---|
| n/a n/a | n/a | — |
Exploitation
| In CISA KEV since | 24 May 2022 |
|---|---|
| Due date for US federal agencies | 14 Jun 2022 |
| Used in ransomware campaigns | Unknown |
| Required action | Apply updates per vendor instructions. |
Severity
| CVSS 3.1 | 6.5 mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:NScored by NVD |
|---|
References
- CVE-2016-3298 on NVD
- CVE-2016-3298 in the CISA KEV catalog
- http://www.securityfocus.com/bid/93392 Broken Link, Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1036992 Broken Link, Third Party Advisory, VDB Entry
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-118 Patch, Vendor Advisory
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-126 Patch, Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-3298 US Government Resource
Sources
Exploitation status from the CISA Known Exploited Vulnerabilities catalog. EPSS scores from FIRST. Descriptions, severity and references from the National Vulnerability Database. Open-source package versions from OSV (CC-BY 4.0). Text is shown as each source states it; Stackurity does not edit it. Check the vendor's advisory before acting.
This product uses data from the NVD API but is not endorsed or certified by the NVD.