{"id":"CVE-2010-3035","url":"https://www.cyber-defence.io/tools/cve/CVE-2010-3035","generatedAt":"2026-10-27T18:40:20.457Z","title":"Cisco IOS XR Border Gateway Protocol (BGP) Denial-of-Service Vulnerability","description":"Cisco IOS XR 3.4.0 through 3.9.1, when BGP is enabled, does not properly handle unrecognized transitive attributes, which allows remote attackers to cause a denial of service (peering reset) via a crafted prefix announcement, as demonstrated in the wild in August 2010 with attribute type code 99, aka Bug ID CSCti62211.","published":"2010-08-30T21:00:12.000Z","lastModified":"2026-06-16T23:22:01.000Z","status":"Analyzed","sourceIdentifier":"psirt@cisco.com","cvss":{"version":"3.1","score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"cwe":[],"affected":["cisco/ios xr"],"epss":{"score":0.05668,"percentile":0.92928,"date":"2026-10-26","history":[]},"kev":{"listed":true,"dateAdded":"2022-03-25","dueDate":"2022-04-15","knownRansomwareCampaignUse":"Unknown","notes":"Apply updates per vendor instructions.\nhttps://nvd.nist.gov/vuln/detail/CVE-2010-3035"},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"Known to be exploited in the wild (CISA KEV, CISA remediation deadline 15 April 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise."},"changes":[],"references":[{"url":"http://mailman.nanog.org/pipermail/nanog/2010-August/024837.html","tags":["Mailing List"],"source":"psirt@cisco.com"},{"url":"http://osvdb.org/67696","tags":["Broken Link"],"source":"psirt@cisco.com"},{"url":"http://secunia.com/advisories/41190","tags":["Broken Link"],"source":"psirt@cisco.com"},{"url":"http://www.cisco.com/en/US/products/products_security_advisory09186a0080b4411f.shtml","tags":["Broken Link","Vendor Advisory"],"source":"psirt@cisco.com"},{"url":"http://www.securitytracker.com/id?1024371","tags":["Broken Link","Third Party Advisory","VDB Entry"],"source":"psirt@cisco.com"},{"url":"http://www.vupen.com/english/advisories/2010/2227","tags":["Broken Link"],"source":"psirt@cisco.com"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/61443","tags":["VDB Entry","Vendor Advisory"],"source":"psirt@cisco.com"},{"url":"http://mailman.nanog.org/pipermail/nanog/2010-August/024837.html","tags":["Mailing List"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://osvdb.org/67696","tags":["Broken Link"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/41190","tags":["Broken Link"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.cisco.com/en/US/products/products_security_advisory09186a0080b4411f.shtml","tags":["Broken Link","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securitytracker.com/id?1024371","tags":["Broken Link","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.vupen.com/english/advisories/2010/2227","tags":["Broken Link"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/61443","tags":["VDB Entry","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2010-3035","tags":["US Government Resource"],"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2010-3035","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."}