CVE-2013-1331

HIGHCVSS 7.8/10Actively ExploitedEPSS 81.88%

Last modified

CVE-2013-1331 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Buffer overflow in Microsoft Office 2003 SP3 and Office 2011 for Mac allows remote attackers to execute arbitrary code via crafted PNG data in an Office document, leading to improper memory allocation, aka "Office Buffer Overflow Vulnerability.". CISA has confirmed active exploitation in the wild. EPSS estimates a 81.88% chance of exploitation in the next 30 days.

Description

Buffer overflow in Microsoft Office 2003 SP3 and Office 2011 for Mac allows remote attackers to execute arbitrary code via crafted PNG data in an Office document, leading to improper memory allocation, aka "Office Buffer Overflow Vulnerability."

Metrics

CVSS 3.1
7.8/10

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

EPSS Probability
81.88%

99.6th 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 .

Weakness Enumeration

Affected Software

VendorProductVersionsUpdate
MicrosoftOffice2003Sp3
MicrosoftOffice2011

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2013-1331?
Buffer overflow in Microsoft Office 2003 SP3 and Office 2011 for Mac allows remote attackers to execute arbitrary code via crafted PNG data in an Office document, leading to improper memory allocation, aka "Office Buffer Overflow Vulnerability."
How severe is CVE-2013-1331?
CVE-2013-1331 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 81.88% probability of exploitation in the next 30 days. This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog.
How do I fix CVE-2013-1331?
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-2013-1331?

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

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Source: NVD / NIST