{"id":"CVE-2022-47517","details":"An issue was discovered in the libsofia-sip fork in drachtio-server before 0.8.19. It allows remote attackers to cause a denial of service (daemon crash) via a crafted UDP message that causes a url_canonize2 heap-based buffer over-read because of an off-by-one error.","modified":"2026-08-12T03:51:23.161216212Z","published":"2022-12-18T00:00:00Z","database_specific":{"cna_assigner":"mitre","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/47xxx/CVE-2022-47517.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/47xxx/CVE-2022-47517.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-47517"},{"type":"REPORT","url":"https://github.com/drachtio/drachtio-server/issues/243"},{"type":"FIX","url":"https://github.com/davehorton/sofia-sip/commit/22c1bd191f0acbf11f0c0fbea1845d9bf9dcd47e"},{"type":"FIX","url":"https://github.com/davehorton/sofia-sip/commit/bfc79d85c8f3a4798a3305fb98f5a11c11d0d29f"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/davehorton/sofia-sip","events":[{"introduced":"0"},{"fixed":"22c1bd191f0acbf11f0c0fbea1845d9bf9dcd47e"},{"fixed":"bfc79d85c8f3a4798a3305fb98f5a11c11d0d29f"}],"database_specific":{"source":"REFERENCES"}},{"type":"GIT","repo":"https://github.com/drachtio/drachtio-server","events":[{"introduced":"0"},{"fixed":"2a1c9b87ef379c6b4fb1c8b8372fa99a0c5e594c"}],"database_specific":{"source":["DESCRIPTION","CPE_RANGE"],"cpe":"cpe:2.3:a:drachtio:drachtio-server:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0"},{"fixed":"0.8.19"}]}}],"versions":["v0.8.19-rc11","v0.8.19-rc13","v0.8.19-rc12","v0.8.19-rc10","v0.8.19-rc9","v0.8.19-rc8","v0.8.19-rc7","v0.8.19-rc6","v0.8.19-rc5","v0.8.19-rc4","v0.8.19-rc3","v0.8.19-rc2","v0.8.19-rc1","v0.8.18-rc8","v0.8.18","v0.8.18-rc7","v0.8.18-rc6","v0.8.18-rc5","v0.8.18-rc3","v0.8.18-rc4","v0.8.18-rc2","v0.8.18-rc1","v0.8.17-rc4","v0.8.17","v0.8.17-rc1","v0.8.16","v0.8.16-rc2","v0.8.16-rc1","v0.8.15","v0.8.14","v0.8.13-rc4","v0.8.13","v0.8.13-rc3","v0.8.13-rc2","v0.8.13-rc1","v0.8.12-rc3","v0.8.12","v0.8.12-rc2","v0.8.12-rc1","v0.8.11-rc2","v0.8.11","v0.8.11-rc1","v0.8.10-rc1","v0.8.10","v0.8.7-rc1","v0.8.9","v0.8.9-rc2","v0.8.9-rc1","v0.8.8-rc2","v0.8.8","v0.8.8-rc1","v0.8.7-rc7","v0.8.7","v0.8.7-rc6","v0.8.7-rc5","v0.8.7-rc4","v0.8.7-rc3","v0.8.7-rc2","v0.8.6-rc2","v0.8.6","v0.8.6-rc1","v0.8.5-rc3","v0.8.5","v0.8.5-rc2","v0.8.5-rc1","v0.8.4","v0.8.4-rc7","v0.8.4-rc6","v0.8.4-rc5","v0.8.4-rc4","v0.8.4-rc3","v0.8.4-rc2","v0.8.4-rc1","v0.8.3","v0.8.3-rc3","v0.8.3-rc2","v0.8.3-rc1","v0.8.2-rc3","v0.8.2","v0.8.2-rc2","v0.8.2-rc1","v0.8.1-rc3","v0.8.1","v0.8.1-rc2","v0.8.1-rc1","v0.8.0","v0.8.0-rc7","v0.8.0-rc6","v0.8.0-rc5","v0.8.0-rc4","v0.8.0-rc3","v0.8.0-rc2","v0.8.0-rc1","v0.7.4-rc2","v0.7.4-rc1","v0.7.3-rc6","v0.7.3","v0.7.3-rc5","v0.7.3-rc3","v0.7.3-rc2","v0.7.3-rc1","v0.7.2-rc4","v0.7.2-rc3","v0.7.2-rc2","v0.7.2-rc1","v0.6.0","gc-v1.1","0.4.1-rc3","0.4.1","0.5.0-rc6","0.5.0","0.5.0-rc5","0.5.0-rc4","0.5.0-rc3","0.5.0-rc2","0.5.0-rc1","0.4.1-rc2","0.4.1-rc1","0.4.0-rc6","0.4.0-rc5","0.4.0-rc4","0.4.0-rc3","0.0.4-rc2","0.4.0-rc1","0.3.0","0.2.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-47517.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}