VulnerabilityModified

CVE-2017-11873

HIGH 7.5EPSS 69.8%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 69.8%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.

Description

ChakraCore and Microsoft Edge in Windows 10 1511, 1607, 1703, 1709, Windows Server 2016 and Windows Server, version 1709 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-2017-11836, CVE-2017-11837, CVE-2017-11838, CVE-2017-11839, CVE-2017-11840, CVE-2017-11841, CVE-2017-11843, CVE-2017-11846, CVE-2017-11858, CVE-2017-11859, CVE-2017-11861, CVE-2017-11862, CVE-2017-11866, CVE-2017-11869, CVE-2017-11870, and CVE-2017-11871.

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: 69.80% probability · 99th percentile
CISA KEV: Not listed
Weakness: CWE-119
Affected: microsoft/chakracore · microsoft/edge
Source: secure@microsoft.com

References

http://www.securityfocus.com/bid/101728Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1039780Third Party Advisory, VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11873Patch, Vendor Advisory
https://www.exploit-db.com/exploits/43154/Exploit, Third Party Advisory, VDB Entry
http://www.securityfocus.com/bid/101728Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1039780Third Party Advisory, VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11873Patch, Vendor Advisory
https://www.exploit-db.com/exploits/43154/Exploit, Third Party Advisory, VDB Entry

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