{"document":{"acknowledgments":[{"urls":["https://kb.cert.org/vuls/id/726548#acknowledgements"]}],"category":"CERT/CC Vulnerability Note","csaf_version":"2.0","notes":[{"category":"summary","text":"Certain voice mail systems trust Calling Number Identification (CNID, Caller ID) to authenticate administrative access to voice mail accounts. Caller ID can be easily spoofed, allowing an attacker to gain control over a vulnerable voice mailbox.","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/726548"}],"title":"Voice mail systems allow administrative access based on Caller ID","tracking":{"current_release_date":"2007-03-30T19:49:04+00:00","generator":{"engine":{"name":"VINCE","version":"3.0.35"}},"id":"VU#726548","initial_release_date":"2007-01-30 00:00:00+00:00","revision_history":[{"date":"2007-03-30T19:49:04+00:00","number":"1.20070330194904.29","summary":"Released on 2007-03-30T19:49:04+00:00"}],"status":"final","version":"1.20070330194904.29"}},"vulnerabilities":[{"notes":[{"category":"general","text":"No vulnerabilities have been defined at this time for this report"}]}]}