CVE-2013-1347

Name: CVE-2013-1347
Creator: NVD / NIST
Published: 2013-05-05T11:07:00.527+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10Actively ExploitedEPSS 77.89%

Last modified Jun 16, 2026

CVE-2013-1347 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Microsoft Internet Explorer 8 does not properly handle objects in memory, which allows remote attackers to execute arbitrary code by accessing an object that (1) was not properly allocated or (2) is deleted, as exploited in the wild in May 2013.. CISA has confirmed active exploitation in the wild. EPSS estimates a 77.89% chance of exploitation in the next 30 days.

Description

Microsoft Internet Explorer 8 does not properly handle objects in memory, which allows remote attackers to execute arbitrary code by accessing an object that (1) was not properly allocated or (2) is deleted, as exploited in the wild in May 2013.

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Probability

77.89%

99.5th percentile

Probability of exploitation in the next 30 days. Learn more

Exploitation Status

This vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. Federal agencies must remediate by Mar 24, 2022.

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Microsoft	Internet Explorer	8

References

http://technet.microsoft.com/security/advisory/2847140Mitigation, Patch, Vendor Advisory
http://www.exploit-db.com/exploits/25294Exploit, Third Party Advisory, VDB Entry
http://www.us-cert.gov/ncas/alerts/TA13-134AThird Party Advisory, US Government Resource
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-038Patch, Vendor Advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16727Broken Link
http://technet.microsoft.com/security/advisory/2847140Mitigation, Patch, Vendor Advisory
http://www.exploit-db.com/exploits/25294Exploit, Third Party Advisory, VDB Entry
http://www.us-cert.gov/ncas/alerts/TA13-134AThird Party Advisory, US Government Resource
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-038Patch, Vendor Advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16727Broken Link
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2013-1347US Government Resource

Timeline

Published: May 5, 2013
Last Modified: Jun 16, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2013-1347?

How severe is CVE-2013-1347?

CVE-2013-1347 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 77.89% probability of exploitation in the next 30 days. This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog.

How do I fix CVE-2013-1347?

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-2013-1347?

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

Scan your code now

Source: NVD / NIST