{"document":{"acknowledgments":[{"urls":["https://kb.cert.org/vuls/id/749342#acknowledgements"]}],"category":"CERT/CC Vulnerability Note","csaf_version":"2.0","notes":[{"category":"summary","text":"A number of vulnerabilities have been discovered in various implementations of the multimedia telephony protocols H.323 and H.225. Voice over Internet Protocol (VoIP) and video conferencing equpiment and software can use these protocols to interoperate over a variety of computer networks. The majority of the vulnerabilities discovered are limited to denial of service impacts; however, several may allow unauthorized code execution.","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/749342"}],"title":"Multiple vulnerabilities in H.323 implementations","tracking":{"current_release_date":"2009-07-29T18:55:15+00:00","generator":{"engine":{"name":"VINCE","version":"3.0.35"}},"id":"VU#749342","initial_release_date":"2003-01-13 00:00:00+00:00","revision_history":[{"date":"2009-07-29T18:55:15+00:00","number":"1.20090729185515.43","summary":"Released on 2009-07-29T18:55:15+00:00"}],"status":"final","version":"1.20090729185515.43"}},"vulnerabilities":[{"notes":[{"category":"general","text":"No vulnerabilities have been defined at this time for this report"}]}]}