CVE-2017-11791

Name: CVE-2017-11791
Creator: NVD / NIST
Published: 2017-11-15T03:29:00.31+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 5.49%

Last modified Jun 17, 2026

CVE-2017-11791 is a vulnerability of currently unknown severity. ChakraCore and Internet Explorer in Microsoft Windows 7 SP1, Windows Server 2008 SP2 and R2 SP1, Windows 8.1 and Windows RT 8.1, Windows Server 2012 and R2, and Microsoft Edge and Internet Explorer in Windows 10 Gold, 1511, 1607, 1703, 1709, Windows Server 2016 and Windows Server, version 1709 allows an attacker to obtain information to further compromise the user's system, due to how the scripting engine handles objects in memory, aka "Scripting Engine Information Disclosure Vulnerability". This CVE ID is unique from CVE-2017-11834.. EPSS estimates a 5.49% chance of exploitation in the next 30 days.

Description

ChakraCore and Internet Explorer in Microsoft Windows 7 SP1, Windows Server 2008 SP2 and R2 SP1, Windows 8.1 and Windows RT 8.1, Windows Server 2012 and R2, and Microsoft Edge and Internet Explorer in Windows 10 Gold, 1511, 1607, 1703, 1709, Windows Server 2016 and Windows Server, version 1709 allows an attacker to obtain information to further compromise the user's system, due to how the scripting engine handles objects in memory, aka "Scripting Engine Information Disclosure Vulnerability". This CVE ID is unique from CVE-2017-11834.

Metrics

EPSS Probability

5.49%

91.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-200

Affected Software

Vendor	Product	Versions
Microsoft	Chakracore	All versions
Microsoft	Internet Explorer	All versions
Microsoft	Edge	All versions

References

http://www.securityfocus.com/bid/101715Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1039796Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1039797Third Party Advisory, VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11791Patch, Vendor Advisory
http://www.securityfocus.com/bid/101715Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1039796Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1039797Third Party Advisory, VDB Entry
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11791Patch, Vendor Advisory

Timeline

Published: Nov 15, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-11791?

How severe is CVE-2017-11791?

Severity scoring for CVE-2017-11791 is pending analysis. The EPSS model estimates a 5.49% probability of exploitation in the next 30 days.

How do I fix CVE-2017-11791?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-11791?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST