VulnerabilityModified

CVE-2017-11918

HIGH 7.5EPSS 62.6%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 62.6%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.

Description

ChakraCore and Microsoft Edge in Windows 10 Gold, 1511, 1607, 1703, 1709, and Windows Server 2016 allows an attacker to gain the same user rights as the current user, due to how the scripting engine handles objects in memory, aka "Scripting Engine Memory Corruption Vulnerability". This CVE ID is unique from CVE-2017-11886, CVE-2017-11889, CVE-2017-11890, CVE-2017-11893, CVE-2017-11894, CVE-2017-11895, CVE-2017-11901, CVE-2017-11903, CVE-2017-11905, CVE-2017-11905, CVE-2017-11907, CVE-2017-11908, CVE-2017-11909, CVE-2017-11910, CVE-2017-11911, CVE-2017-11912, CVE-2017-11913, CVE-2017-11914, CVE-2017-11916, and CVE-2017-11930.

CVSS 3.0: 7.5 HIGHCVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS: 62.65% probability · 99th percentile
CISA KEV: Not listed
Weakness: CWE-119
Affected: microsoft/edge · microsoft/chakracore
Source: secure@microsoft.com

References

http://www.securityfocus.com/bid/102089Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1039990Third Party Advisory, VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11918Patch, Vendor Advisory
https://www.exploit-db.com/exploits/43469/Exploit, Third Party Advisory, VDB Entry
http://www.securityfocus.com/bid/102089Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1039990Third Party Advisory, VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11918Patch, Vendor Advisory
https://www.exploit-db.com/exploits/43469/Exploit, Third Party Advisory, VDB Entry

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.