{"cve":"CVE-2011-2662","nvd":{"published":"2011-10-08T02:52:52.393","modified":"2026-06-16T23:31:45.010","status":"Modified","description":"Integer signedness error in GroupWise Internet Agent (GWIA) in Novell GroupWise 8.0 before HP3 allows remote attackers to execute arbitrary code via a negative BYWEEKNO property in a weekly RRULE variable in a VCALENDAR attachment in an e-mail message.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-189"],"references":["http://www.novell.com/support/viewContent.do?externalId=7009215","https://bugzilla.novell.com/show_bug.cgi?id=707527","https://labs.idefense.com/verisign/intelligence/2009/vulnerabilities/display.php?id=947","http://www.novell.com/support/viewContent.do?externalId=7009215","https://bugzilla.novell.com/show_bug.cgi?id=707527"],"products":["novell:groupwise"],"source":"nvd","synced_at":"2026-10-19T19:59:31.623151214+00:00"},"epss":{"cve":"CVE-2011-2662","score":0.04058,"percentile":0.90657,"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."]}