{"cve":"CVE-2013-1330","nvd":{"published":"2013-09-11T14:03:48.040","modified":"2026-06-16T23:51:13.727","status":"Modified","description":"The default configuration of Microsoft SharePoint Portal Server 2003 SP3, SharePoint Server 2007 SP3 and 2010 SP1 and SP2, and Office Web Apps 2010 does not set the EnableViewStateMac attribute, which allows remote attackers to execute arbitrary code by leveraging an unassigned workflow, aka \"MAC Disabled Vulnerability.\"","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-20"],"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/ms13-105","https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A19040","http://www.us-cert.gov/ncas/alerts/TA13-253A"],"products":["microsoft:office_web_apps","microsoft:sharepoint_foundation","microsoft:sharepoint_portal_server","microsoft:sharepoint_server","microsoft:sharepoint_services"],"source":"nvd","synced_at":"2026-10-19T20:29:16.037019470+00:00"},"epss":{"cve":"CVE-2013-1330","score":0.30202,"percentile":0.9822,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}