{"id":"CVE-2025-34330","state":"PUBLISHED","title":"AudioCodes Fax/IVR Appliance <= 2.6.23 Unauthenticated Prompt File Upload via ajaxPromptUploadFile.php","description":"AudioCodes Fax Server and Auto-Attendant IVR appliances versions up to and including 2.6.23 include a web administration component (F2MAdmin) that exposes an unauthenticated prompt upload endpoint at AudioCodes_files/utils/IVR/diagram/ajaxPromptUploadFile.php. The script accepts an uploaded file and writes it into the C:\\\\F2MAdmin\\\\tmp directory using a filename derived from application constants, without any authentication, authorization, or file-type validation. A remote, unauthenticated attacker can upload or overwrite prompt- or music-on-hold–related files in this directory, potentially leading to tampering with IVR audio content or preparing files for use in further attacks.","publishedAt":"2025-11-19T16:22:02.448Z","updatedAt":"2025-11-20T15:21:16.834Z","severity":{"score":6.9,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N","source":"VulnCheck"},"assigner":"VulnCheck","products":["AudioCodes Limited AudioCodes Fax/IVR Appliance"],"affected":[{"vendor":"AudioCodes Limited","product":"AudioCodes Fax/IVR Appliance","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"2.6.23","versionType":"semver"}]}],"references":["https://www.audiocodes.com/media/g1in2u2o/0548-product-notice-end-of-service-for-audiocodes-auto-attendant-ivr-solution.pdf","https://pierrekim.github.io/blog/2025-11-20-audiocodes-fax-ivr-8-vulnerabilities.html","https://pierrekim.github.io/advisories/2025-audiocodes-fax-ivr.txt","https://www.vulncheck.com/advisories/audiocodes-fax-ivr-appliance-unauthenticated-prompt-file-upload-via-ajaxpromptuploadfile"],"weaknesses":["CWE-434"],"ingestedAt":"2026-10-29T20:09:03.054Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/34xxx/CVE-2025-34330.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-34330","state":"PUBLISHED","datePublished":"2025-11-19T16:22:02.448Z","dateUpdated":"2025-11-20T15:21:16.834Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2025-04-15T19:15:22.586Z"},"containers":{"cna":{"title":"AudioCodes Fax/IVR Appliance <= 2.6.23 Unauthenticated Prompt File Upload via ajaxPromptUploadFile.php","descriptions":[{"lang":"en","value":"AudioCodes Fax Server and Auto-Attendant IVR appliances versions up to and including 2.6.23 include a web administration component (F2MAdmin) that exposes an unauthenticated prompt upload endpoint at AudioCodes_files/utils/IVR/diagram/ajaxPromptUploadFile.php. The script accepts an uploaded file and writes it into the C:\\\\F2MAdmin\\\\tmp directory using a filename derived from application constants, without any authentication, authorization, or file-type validation. A remote, unauthenticated attacker can upload or overwrite prompt- or music-on-hold–related files in this directory, potentially leading to tampering with IVR audio content or preparing files for use in further attacks."}],"affected":[{"vendor":"AudioCodes Limited","product":"AudioCodes Fax/IVR Appliance","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"2.6.23","versionType":"semver"}]}],"references":[{"url":"https://www.audiocodes.com/media/g1in2u2o/0548-product-notice-end-of-service-for-audiocodes-auto-attendant-ivr-solution.pdf","tags":["vendor-advisory","patch","mitigation"]},{"url":"https://pierrekim.github.io/blog/2025-11-20-audiocodes-fax-ivr-8-vulnerabilities.html","tags":["technical-description","exploit"]},{"url":"https://pierrekim.github.io/advisories/2025-audiocodes-fax-ivr.txt","tags":["technical-description","exploit"]},{"url":"https://www.vulncheck.com/advisories/audiocodes-fax-ivr-appliance-unauthenticated-prompt-file-upload-via-ajaxpromptuploadfile","tags":["third-party-advisory"]}],"metrics":[{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":6.9,"baseSeverity":"MEDIUM","exploitMaturity":"NOT_DEFINED","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"LOW","vulnerabilityResponseEffort":"NOT_DEFINED"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-434","description":"CWE-434 Unrestricted Upload of File with Dangerous Type","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"VulnCheck","orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateUpdated":"2025-11-20T15:21:16.834Z"},"cpeApplicability":[{"operator":"OR","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:h:audiocodes:fax\\/ivr:*:*:*:*:*:*:*:*","versionEndExcluding":"2.6.23","versionStartIncluding":"0"}]}]}],"credits":[{"lang":"en","type":"finder","value":"Pierre Barre"}],"source":{"discovery":"UNKNOWN"},"tags":["unsupported-when-assigned"],"x_generator":{"engine":"Vulnogram 0.5.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-11-19T16:40:12.233138Z","id":"CVE-2025-34330","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-11-19T16:48:06.640Z"}}]}}}