CVE-2014-1770

Name: CVE-2014-1770
Creator: NVD / NIST
Published: 2014-05-22T11:14:15.003+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 34.77%

Last modified Jun 17, 2026

CVE-2014-1770 is a vulnerability of currently unknown severity. Use-after-free vulnerability in Microsoft Internet Explorer 6 through 11 allows remote attackers to execute arbitrary code via crafted JavaScript code that interacts improperly with a CollectGarbage function call on a CMarkup object allocated by the CMarkup::CreateInitialMarkup function.. EPSS estimates a 34.77% chance of exploitation in the next 30 days.

Description

Use-after-free vulnerability in Microsoft Internet Explorer 6 through 11 allows remote attackers to execute arbitrary code via crafted JavaScript code that interacts improperly with a CollectGarbage function call on a CMarkup object allocated by the CMarkup::CreateInitialMarkup function.

Metrics

EPSS Probability

34.77%

98.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-399

Affected Software

Vendor	Product	Versions
Microsoft	Internet Explorer	6
Microsoft	Internet Explorer	7
Microsoft	Internet Explorer	8
Microsoft	Internet Explorer	9
Microsoft	Internet Explorer	10
Microsoft	Internet Explorer	11

References

http://www.kb.cert.org/vuls/id/239151Third Party Advisory, US Government Resource
http://www.securityfocus.com/bid/67544VDB Entry
http://www.securitytracker.com/id/1030266VDB Entry
http://zerodayinitiative.com/advisories/ZDI-14-140/Mitigation, VDB Entry
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-035
https://www.corelan.be/index.php/2014/05/22/on-cve-2014-1770-zdi-14-140-internet-explorer-8-0day/Third Party Advisory
http://www.kb.cert.org/vuls/id/239151Third Party Advisory, US Government Resource
http://www.securityfocus.com/bid/67544VDB Entry
http://www.securitytracker.com/id/1030266VDB Entry
http://zerodayinitiative.com/advisories/ZDI-14-140/Mitigation, VDB Entry
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-035
https://www.corelan.be/index.php/2014/05/22/on-cve-2014-1770-zdi-14-140-internet-explorer-8-0day/Third Party Advisory

Timeline

Published: May 22, 2014
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2014-1770?

How severe is CVE-2014-1770?

Severity scoring for CVE-2014-1770 is pending analysis. The EPSS model estimates a 34.77% probability of exploitation in the next 30 days.

How do I fix CVE-2014-1770?

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-2014-1770?

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

Scan your code now

Source: NVD / NIST