CVE-2015-1770

Name: CVE-2015-1770
Creator: NVD / NIST
Published: 2015-06-10T01:59:36.483+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10Actively ExploitedEPSS 35.10%

Last modified Jun 17, 2026

CVE-2015-1770 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Microsoft Office 2013 SP1 and 2013 RT SP1 allows remote attackers to execute arbitrary code via a crafted Office document, aka "Microsoft Office Uninitialized Memory Use Vulnerability.". CISA has confirmed active exploitation in the wild. EPSS estimates a 35.10% chance of exploitation in the next 30 days.

Description

Microsoft Office 2013 SP1 and 2013 RT SP1 allows remote attackers to execute arbitrary code via a crafted Office document, aka "Microsoft Office Uninitialized Memory Use Vulnerability."

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

35.10%

98.2th 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 Apr 18, 2022.

Weakness Enumeration

Affected Software

Vendor	Product	Versions	Update
Microsoft	Office	2013	Sp1

References

https://www.securityfocus.com/bid/75016Broken Link, Third Party Advisory, VDB Entry
https://www.securitytracker.com/id/1032523Broken Link, Third Party Advisory, VDB Entry
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-059Patch, Vendor Advisory
https://www.securityfocus.com/bid/75016Broken Link, Third Party Advisory, VDB Entry
https://www.securitytracker.com/id/1032523Broken Link, Third Party Advisory, VDB Entry
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-059Patch, Vendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2015-1770US Government Resource

Timeline

Published: Jun 10, 2015
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2015-1770?

Microsoft Office 2013 SP1 and 2013 RT SP1 allows remote attackers to execute arbitrary code via a crafted Office document, aka "Microsoft Office Uninitialized Memory Use Vulnerability."

How severe is CVE-2015-1770?

CVE-2015-1770 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 35.10% probability of exploitation in the next 30 days. This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog.

How do I fix CVE-2015-1770?

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.

How Strix Helps

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Source: NVD / NIST