{"document":{"acknowledgments":[{"urls":["https://kb.cert.org/vuls/id/362483#acknowledgements"]}],"category":"CERT/CC Vulnerability Note","csaf_version":"2.0","notes":[{"category":"summary","text":"The Cisco IOS Firewall Feature Set (also known as Cisco Secure Integrated Software, or Context Based Access Control) may allow an intruder to pass traffic through the firewall in violation of implied security policies.","title":"Summary"},{"category":"legal_disclaimer","text":"THIS DOCUMENT IS PROVIDED ON AN 'AS IS' BASIS AND DOES NOT IMPLY ANY KIND OF GUARANTEE OR WARRANTY, INCLUDING THE WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR USE. YOUR USE OF THE INFORMATION ON THE DOCUMENT OR MATERIALS LINKED FROM THE DOCUMENT IS AT YOUR OWN RISK. ","title":"Legal Disclaimer"},{"category":"other","text":"CERT/CC Vulnerability Note is a limited advisory. It primarily identifies vendors impacted by the advisory and not specific products. We only support \"known_affected\" and \"known_not_affected\" status. Please consult the vendor's statements and advisory URL if provided by the vendor for more details ","title":"Limitations of Advisory"}],"publisher":{"category":"coordinator","contact_details":"Email: cert@cert.org, Phone: +1412 268 5800","issuing_authority":"CERT/CC under DHS/CISA https://www.cisa.gov/cybersecurity also see https://kb.cert.org/ ","name":"CERT/CC","namespace":"https://kb.cert.org/"},"references":[{"url":"https://certcc.github.io/certcc_disclosure_policy","summary":"CERT/CC vulnerability disclosure policy"},{"summary":"CERT/CC document released","category":"self","url":"https://kb.cert.org/vuls/id/362483"}],"title":"Cisco IOS Firewall Feature Set fails to check IP protocol type thereby allowing packets to bypass dynamic access control lists","tracking":{"current_release_date":"2004-03-30T20:15:36+00:00","generator":{"engine":{"name":"VINCE","version":"3.0.35"}},"id":"VU#362483","initial_release_date":"2001-11-28 00:00:00+00:00","revision_history":[{"date":"2004-03-30T20:15:36+00:00","number":"1.20040330201536.50","summary":"Released on 2004-03-30T20:15:36+00:00"}],"status":"final","version":"1.20040330201536.50"}},"vulnerabilities":[{"notes":[{"category":"general","text":"No vulnerabilities have been defined at this time for this report"}]}]}