{"id":"CVE-2011-2662","aliases":["EUVD-2011-2645","GHSA-6p6c-pgvv-x7q4"],"status":"published","title":"Integer signedness error in GroupWise Internet Agent (GWIA) in Novell GroupWise 8.0 before HP3...","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.","severity":{"version":"2.0","score":10,"vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.04058,"percentile":0.90726,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-189"],"published":"2011-10-08T01:00:00Z","modified":"2026-06-16T23:31:45Z","products":[{"vendor":"novell","product":"groupwise"}],"references":[{"url":"https://bugzilla.novell.com/show_bug.cgi?id=707527","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.novell.com/support/viewContent.do?externalId=7009215","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://labs.idefense.com/verisign/intelligence/2009/vulnerabilities/display.php?id=947","tags":["third-party-advisory","x_refsource_IDEFENSE","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-2662"},{"url":"https://github.com/advisories/GHSA-6p6c-pgvv-x7q4"}],"sources":{"cve":[{"id":"CVE-2011-2662","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.","status":"published","published":"2011-10-08T01:00:00Z","modified":"2024-09-16T20:42:12.605Z","updated_at":"2026-11-02T14:35:36.968002Z"}],"euvd":[{"id":"EUVD-2011-2645","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.","status":"published","published":"2011-10-08T01:00:00Z","modified":"2024-09-16T20:42:12Z","updated_at":"2026-11-03T00:55:11.71058Z"}],"ghsa":[{"id":"GHSA-6p6c-pgvv-x7q4","title":"Integer signedness error in GroupWise Internet Agent (GWIA) in Novell GroupWise 8.0 before HP3...","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.","status":"published","published":"2022-05-17T05:30:27Z","modified":"2023-01-28T05:04:21Z","updated_at":"2026-11-02T14:44:09.057427Z"}],"nvd":[{"id":"CVE-2011-2662","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.","status":"published","published":"2011-10-08T02:52:52.393Z","modified":"2026-06-16T23:31:45.01Z","cvss":[{"version":"2.0","score":10,"vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-189"],"updated_at":"2026-11-02T14:02:10.769216Z"}]}}