{"id":"CVE-2012-4847","url":"https://www.cyber-defence.io/tools/cve/CVE-2012-4847","generatedAt":"2026-10-27T18:46:29.250Z","title":"IBM Cognos Business Intelligence (BI) 8.4 and 8.4.1 allows remote authenticated users to cause a denial of service (CPU consumption) via a crafted request containing a zero-valued byte.","description":"IBM Cognos Business Intelligence (BI) 8.4 and 8.4.1 allows remote authenticated users to cause a denial of service (CPU consumption) via a crafted request containing a zero-valued byte.","published":"2012-11-14T12:30:59.000Z","lastModified":"2026-06-16T23:45:47.000Z","status":"Modified","sourceIdentifier":"psirt@us.ibm.com","cvss":{"version":"2.0","score":4,"severity":"MEDIUM","vector":"AV:N/AC:L/Au:S/C:N/I:N/A:P"},"cwe":["CWE-189"],"affected":["ibm/cognos business intelligence"],"epss":{"score":0.00973,"percentile":0.6179,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.97%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://www.ibm.com/support/docview.wss?uid=swg21615445","tags":["Vendor Advisory"],"source":"psirt@us.ibm.com"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/79536","source":"psirt@us.ibm.com"},{"url":"http://www.ibm.com/support/docview.wss?uid=swg21615445","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/79536","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2012-4847","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."}