CVE-2017-8625
Internet Explorer in Windows 10 Gold, 1511, 1607, 1703, and Windows Server 2016 allows an attacker to bypass Device Guard User Mode Code Integrity (UMCI) policies due to Internet Explorer failing to validate UMCI policies, aka "Internet Explorer…
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 15.3%, higher than 97% of all known CVEs. Patch or mitigate before the next change window.
Description
Internet Explorer in Windows 10 Gold, 1511, 1607, 1703, and Windows Server 2016 allows an attacker to bypass Device Guard User Mode Code Integrity (UMCI) policies due to Internet Explorer failing to validate UMCI policies, aka "Internet Explorer Security Feature Bypass Vulnerability".
- CVSS 3.0
- 8.8 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 15.26% probability · 97th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-276
- Affected
- microsoft/internet explorer
- Source
- secure@microsoft.com
References
- http://www.securityfocus.com/bid/100063Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1039112Third Party Advisory, VDB Entry
- https://oddvar.moe/2017/08/13/bypassing-device-guard-umci-using-chm-cve-2017-8625/
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8625Patch, Vendor Advisory
- https://posts.specterops.io/umci-vs-internet-explorer-exploring-cve-2017-8625-3946536c6442Exploit, Third Party Advisory
- http://www.securityfocus.com/bid/100063Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1039112Third Party Advisory, VDB Entry
- https://oddvar.moe/2017/08/13/bypassing-device-guard-umci-using-chm-cve-2017-8625/
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8625Patch, Vendor Advisory
- https://posts.specterops.io/umci-vs-internet-explorer-exploring-cve-2017-8625-3946536c6442Exploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.