CVE-2013-3847
CVE-2013-3847 is a critical-severity vulnerability in Microsoft Sharepoint Foundation with a CVSS 2.0 base score of 9.3. Its EPSS exploit-prediction score of 21% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-119.
Key facts
- Severity: Critical (CVSS 2.0 base score 9.3)
- EPSS exploit prediction: 21% (98th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-119
- Affected product: Microsoft Sharepoint Foundation
- Published:
- Last modified:
Description
Microsoft Word Automation Services in SharePoint Server 2010 SP1, Word Web App 2010 SP1 in Office Web Apps 2010, Word 2003 SP3, Word 2007 SP3, Word 2010 SP1, Office Compatibility Pack SP3, and Word Viewer allow remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted Office document, aka "Word Memory Corruption Vulnerability," a different vulnerability than CVE-2013-3848, CVE-2013-3849, and CVE-2013-3858.
Frequently asked questions
- What is CVE-2013-3847?
- Microsoft Word Automation Services in SharePoint Server 2010 SP1, Word Web App 2010 SP1 in Office Web Apps 2010, Word 2003 SP3, Word 2007 SP3, Word 2010 SP1, Office Compatibility Pack SP3, and Word Viewer allow remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted Office document, aka "Word Memory Corruption Vulnerability," a different vulnerability than CVE-2013-3848, CVE-2013-3849, and CVE-2013-3858.
- How severe is CVE-2013-3847?
- CVE-2013-3847 has a CVSS 2.0 base score of 9.3, rated critical severity.
- Is CVE-2013-3847 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 21% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2013-3847?
- CVE-2013-3847 primarily affects Microsoft Sharepoint Foundation. In total, 13 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2013-3847?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2013-3847 published?
- CVE-2013-3847 was published on 2013-09-11 and last updated on 2026-06-16.
References
- http://www.us-cert.gov/ncas/alerts/TA13-253A
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-067
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2013/ms13-072
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18749
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18988
Affected products (13)
- cpe:2.3:a:microsoft:sharepoint_foundation:2010:sp1:*:*:*:*:*:*
- cpe:2.3:a:microsoft:sharepoint_foundation:2010:sp2:*:*:*:*:*:*
- cpe:2.3:a:microsoft:sharepoint_portal_server:2003:sp3:*:*:*:*:*:*
- cpe:2.3:a:microsoft:sharepoint_server:2010:sp1:*:*:*:*:*:*
- cpe:2.3:a:microsoft:sharepoint_server:2010:sp2:*:*:*:*:*:*
- cpe:2.3:a:microsoft:sharepoint_services:2.0:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:sharepoint_services:3.0:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:office_web_apps:2010:sp1:*:*:*:*:*:*
- cpe:2.3:a:microsoft:office_compatibility_pack:*:sp3:*:*:*:*:*:*
- cpe:2.3:a:microsoft:word:2003:sp3:*:*:*:*:*:*
- cpe:2.3:a:microsoft:word:2007:sp3:*:*:*:*:*:*
- cpe:2.3:a:microsoft:word:2010:sp1:*:*:*:*:*:*
- cpe:2.3:a:microsoft:word_viewer:*:*:*:*:*:*:*:*
More vulnerabilities in Microsoft Sharepoint Foundation
- CVE-2013-1330 — Critical (CVSS 10.0): The default configuration of Microsoft SharePoint Portal Server 2003 SP3, SharePoint Server 2007 SP3 and 2010 SP1 and…
- CVE-2020-1595 — Critical (CVSS 9.9): <p>A remote code execution vulnerability exists in Microsoft SharePoint where APIs aren't properly protected from…
- CVE-2020-1210 — Critical (CVSS 9.9): <p>A remote code execution vulnerability exists in Microsoft SharePoint when the software fails to check the source…
- CVE-2023-21716 — Critical (CVSS 9.8): Microsoft Word Remote Code Execution Vulnerability
- CVE-2020-1025 — Critical (CVSS 9.8): An elevation of privilege vulnerability exists when Microsoft SharePoint Server and Skype for Business Server…
- CVE-2019-0604 — Critical (CVSS 9.8): A remote code execution vulnerability exists in Microsoft SharePoint when the software fails to check the source markup…
All CVEs affecting Microsoft Sharepoint Foundation →
Other CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) vulnerabilities
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- CVE-2026-104610 — Critical (CVSS 10.0): A security vulnerability has been detected in Tenda HG7, HG9 and HG10 300001138_en_xpon. This impacts the function…
- CVE-2026-101039 — Critical (CVSS 10.0): A vulnerability was identified in FAST FAC1900R 20190827_2.0.2. Affected by this issue is the function copy_msg_element…
- CVE-2026-96257 — Critical (CVSS 10.0): A flaw has been found in Fast FAC1203R Gigabit Edition 2.0.4. Affected by this issue is the function copy_msg_element…
- CVE-2026-94089 — Critical (CVSS 10.0): A vulnerability was determined in D-Link DIR-868L 2.01b05. This issue affects the function strcpy of the file…
- CVE-2026-94003 — Critical (CVSS 10.0): A vulnerability has been found in Comfast CF-N1-S 2.6.0.1. Impacted is the function get_css_path_from_uri of the file…
Threat intelligence
Threat-intel indicators referencing this CVE:
- 8.215.3.250 (ipv4-addr)
- 8.211.195.139 (ipv4-addr)
- 47.251.87.199 (ipv4-addr)
- 47.251.73.54 (ipv4-addr)