{"id":"CVE-1999-1011","url":"https://www.cyber-defence.io/tools/cve/CVE-1999-1011","generatedAt":"2026-10-27T18:40:16.076Z","title":"The Remote Data Service (RDS) DataFactory component of Microsoft Data Access Components (MDAC) in IIS 3.x and 4.x exposes unsafe methods, which allows remote attackers to execute arbitrary commands.","description":"The Remote Data Service (RDS) DataFactory component of Microsoft Data Access Components (MDAC) in IIS 3.x and 4.x exposes unsafe methods, which allows remote attackers to execute arbitrary commands.","published":"1999-07-19T04:00:00.000Z","lastModified":"2026-06-16T21:49:31.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"2.0","score":10,"severity":"HIGH","vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C"},"cwe":["CWE-264"],"affected":["microsoft/data access components","microsoft/index server","microsoft/internet information server","microsoft/site server"],"epss":{"score":0.7714,"percentile":0.99549,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":2,"verified":true,"firstPublished":"1999-07-19","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":19425,"kind":"exploit","title":"Microsoft Data Access Components (MDAC) 2.1 / Microsoft IIS 3.0/4.0 / Microsoft Index Server 2.0 / Microsoft Site Server Commerce Edition 3.0 i386 MDAC - RDS (2)","url":"https://www.exploit-db.com/exploits/19425","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/windows/local/19425.txt","file":"exploits/windows/local/19425.txt","published":"1999-07-19","added":"1999-07-19","updated":"2012-06-27","author":"Wanderley J. Abreu Jr","type":"local","platform":"windows","port":null,"verified":true,"codes":["CVE-1999-1011","OSVDB-272"],"tags":null,"aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":"https://www.securityfocus.com/bid/529/info"},{"edbId":19424,"kind":"exploit","title":"Microsoft Data Access Components (MDAC) 2.1 / Microsoft IIS 3.0/4.0 / Microsoft Index Server 2.0 / Microsoft Site Server Commerce Edition 3.0 i386 MDAC - RDS (1)","url":"https://www.exploit-db.com/exploits/19424","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/windows/remote/19424.pl","file":"exploits/windows/remote/19424.pl","published":"1999-07-19","added":"1999-07-19","updated":"2012-06-27","author":"rain forest puppy","type":"remote","platform":"windows","port":null,"verified":true,"codes":["CVE-1999-1011","OSVDB-272"],"tags":null,"aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":"https://www.securityfocus.com/bid/529/info"}]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 77.1%, higher than 100% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://www.ciac.org/ciac/bulletins/j-054.shtml","source":"cve@mitre.org"},{"url":"http://www.osvdb.org/272","source":"cve@mitre.org"},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/1998/ms98-004","source":"cve@mitre.org"},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/1999/ms99-025","source":"cve@mitre.org"},{"url":"https://www.securityfocus.com/bid/529","source":"cve@mitre.org"},{"url":"http://www.ciac.org/ciac/bulletins/j-054.shtml","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.osvdb.org/272","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/1998/ms98-004","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/1999/ms99-025","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.securityfocus.com/bid/529","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-1999-1011","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}