CVE-2013-1315
Public exploit available. Not confirmed exploited in the wild yet. A vendor fix is available.
What to do
The vendor has published a fix. Version details are below where the sources state them.
What it is
From the CVE record
Microsoft SharePoint Server 2007 SP3, 2010 SP1 and SP2, and 2013; Office Web Apps 2010; Excel 2003 SP3, 2007 SP3, 2010 SP1 and SP2, 2013, and 2013 RT; Office for Mac 2011; Excel Viewer; and Office Compatibility Pack SP3 allow remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted Office document, aka "Microsoft Office Memory Corruption Vulnerability."
In plain language
No plain-language summary for this CVE yet.
Exploitation
Where each signal puts this CVE on the scale from published to confirmed exploited.
- CISA KEV
Not in the catalog. CISA has not confirmed exploitation.
- Public exploits
1 source with a proof of concept or module.
Exploit links, PoCs and Metasploit modules after sign-in- EPSS
29% chance of exploitation activity in the next 30 days, which ranks it in the 98th percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
Lifecycle
A public exploit existed 53 days before the patch.
- OpenVAS check added
- EPSS band changehigh → moderate
- Patch availablerecord updated
- Public exploit / PoCsource: other
- Publishedweakness classified, att&ck mapped
Affected products
- excelConsumer Software / productivity
- excel viewerOSS Libraries / generic-library
- officeConsumer Software / productivity
- office compatibility packConsumer Software / productivity
- sharepoint foundationOperating Systems / windows
- sharepoint portal serverOperating Systems / windows
- sharepoint serverEnterprise Software / collaboration-groupware
- sharepoint servicesEnterprise Software / collaboration-groupware
And 2 more affected products. See all after sign-in
Technical detail
CVSS 2.0 vector
Open in the CVSS calculatorAV:N/AC:M/Au:N/C:C/I:C/A:C
Scored 9.3 by NVD.
How it is reached
- Access Vector NetworkExploitable remotely over the network
- Access Complexity MediumSome conditions must be met
- Authentication NoneNo authentication required
Impact if exploited
- Confidentiality CompleteAll information is disclosed
- Integrity CompleteAll data can be modified
- Availability CompleteTotal shutdown of the affected resource
Weaknesses
ATT&CK techniques
Mapped from the weaknesses above (CWE to ATT&CK), not observed in attacks.
- Initial AccessT1190Exploit Public-Facing Applicationhigh confidence
- Privilege EscalationT1068Exploitation for Privilege Escalationhigh confidence
Sources
References in the record
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18950
- docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-073
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18333
And 3 more references. See all after sign-in
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