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CVE-2015-2558

Published: Oct 14, 2015Updated: May 6, 2026 Sources: CVE List NVD BDUNVD-CWE-Other
NVD MITRE
9.3CVSSCRITICAL
EPSS Score
23.0%
Top 2.5%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Use-after-free vulnerability in Microsoft Excel 2007 SP3, Excel 2010 SP2, Excel 2013 SP1, Excel 2013 RT SP1, Excel 2016, Excel for Mac 2011, Excel 2016 for Mac, Excel Viewer, Office Compatibility Pack SP3, and Excel Services on SharePoint Server 2007 SP3, 2010 SP2, and 2013 SP1 allows remote attackers to execute arbitrary code via a long fileVersion element in an Office document, aka "Microsoft Office Memory Corruption Vulnerability."

CVSS Vector Breakdown

AV:NAC:MAu:NC:CI:CA:C
Exploitability
AV:NAccess Vector
Network
AC:MAccess Complexity
Medium
Au:NAuthentication
None
Impact
C:CConfidentiality
Complete
I:CIntegrity
Complete
A:CAvailability
Complete
Open in CVSS calculator →

Weaknesses

NVD-CWE-Other

Affected Products

n/an/a
Microsoft SharePoint ServerMicrosoft Corp
On-premWeb App
Enterprise Software / collaboration-groupware
Microsoft Office Compatibility Pack Service Pack 3Microsoft Corp
On-premDesktop App
Consumer Software / productivity
Microsoft Excel 2007 Service Pack 3Microsoft Corp
On-premDesktop App
Consumer Software / productivity
Microsoft Excel 2010 Service Pack 2Microsoft Corp
On-premDesktop App
Consumer Software / productivity
microsoft corpcommercialUSOperating Systemsaka microsoft corporation
and 10 more affected products View all →

Exploitability

Official Patch Available
No detection template yetWe can run the check for you — a free external exposure review, no install. Check my exposure

References

https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-110
docs.microsoft.com
http://www.zerodayinitiative.com/advisories/ZDI-15-516
zerodayinitiative.com
http://www.securitytracker.com/id/1033803
securitytracker.com
and 1 more references View all →

Timeline

Published
Oct 14, 2015
Last Updated
May 6, 2026

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