{ "schemaVersion": 1, "attribution": [ { "source": "CISA Known Exploited Vulnerabilities", "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog", "licence": "US government work" }, { "source": "GitHub Advisory Database", "url": "https://github.com/advisories", "licence": "CC BY 4.0" }, { "source": "Have I Been Pwned", "url": "https://haveibeenpwned.com/", "licence": "CC BY 4.0" }, { "source": "CVE Program (CVE records)", "url": "https://www.cve.org/Legal/TermsOfUse", "licence": "CVE Terms of Use", "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.", "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy." }, { "source": "FIRST EPSS", "url": "https://www.first.org/epss/", "licence": "free to use; FIRST requests attribution" } ], "record": { "id": "CVE-2023-20018", "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2023-20018", "idYear": 2023, "status": "PUBLISHED", "publishedAt": "2023-01-19T01:35:41.006Z", "updatedAt": "2024-08-02T08:57:35.086Z", "importedAt": "2026-10-24T01:56:49.724Z", "snapshot": { "id": "cve_2026-10-24_midnight_baseline", "at": "2026-10-24T00:00:00.000Z", "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z" }, "facts": { "title": null, "summary": "A vulnerability in the web-based management interface of Cisco IP Phone 7800 and 8800 Series Phones could allow an unauthenticated, remote attacker to bypass authentication on an affected device.\r\n\r This vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by sending a crafted request to the web-based management interface. A successful exploit could allow the attacker to access certain parts of the web interface that would normally require authentication.", "affected": [ { "vendor": "Cisco", "product": "Cisco Session Initiation Protocol (SIP) Software", "versions": [ { "version": "9.3(4) 3rd Party", "status": "affected" }, { "version": "9.3(4)SR3 3rd Party", "status": "affected" }, { "version": "9.3(4)SR1 3rd Party", "status": "affected" }, { "version": "9.3(4)SR2 3rd Party", "status": "affected" }, { "version": "11.0(3)SR3", "status": "affected" }, { "version": "11.0(2)SR1", "status": "affected" }, { "version": "11.5(1)", "status": "affected" }, { "version": "11.0(5)SR2", "status": "affected" }, { "version": "11.0(2)", "status": "affected" }, { "version": "11.7(1)", "status": "affected" }, { "version": "11.0(4)SR3", "status": "affected" }, { "version": "11.0(0.7) MPP", "status": "affected" }, { "version": "11.0(4)SR2", "status": "affected" }, { "version": "11.0(3)SR5", "status": "affected" }, { "version": "11.0(3)SR6", "status": "affected" }, { "version": "11.0(3)", "status": "affected" }, { "version": "11.0(4)SR1", "status": "affected" }, { "version": "11.0(1) MPP", "status": "affected" }, { "version": "11.0(4)", "status": "affected" }, { "version": "11.0(3)SR4", "status": "affected" }, { "version": "11.0(5)", "status": "affected" }, { "version": "11.0(3)SR1", "status": "affected" }, { "version": "11.0(5)SR1", "status": "affected" }, { "version": "11.0(3)SR2", "status": "affected" }, { "version": "11.0(2)SR2", "status": "affected" }, { "version": "11.0(1)", "status": "affected" }, { "version": "11.5(1)SR1", "status": "affected" }, { "version": "11-0-1MSR1-1", "status": "affected" }, { "version": "10.4(1) 3rd Party", "status": "affected" }, { "version": "10.3(1.11) 3rd Party", "status": "affected" }, { "version": "10.2(2)", "status": "affected" }, { "version": "10.2(1)SR1", "status": "affected" }, { "version": "10.1(1.9)", "status": "affected" }, { "version": "10.1(1)SR2", "status": "affected" }, { "version": "10.2(1)", "status": "affected" }, { "version": "10.1(1)SR1", "status": "affected" }, { "version": "10.4(1)SR2 3rd Party", "status": "affected" }, { "version": "10.3(1)", "status": "affected" }, { "version": "10.3(1)SR4b", "status": "affected" }, { "version": "10.3(1)SR5", "status": "affected" }, { "version": "10.3(1.9) 3rd Party", "status": "affected" }, { "version": "10.3(2)", "status": "affected" }, { "version": "10.3(1)SR4", "status": "affected" }, { "version": "10.3(1)SR2", "status": "affected" }, { "version": "10.3(1)SR3", "status": "affected" }, { "version": "10.3(1)SR1", "status": "affected" }, { "version": "12.6(1)", "status": "affected" }, { "version": "12.1(1)", "status": "affected" }, { "version": "12.5(1)SR1", "status": "affected" }, { "version": "12.5(1)SR2", "status": "affected" }, { "version": "12.5(1)", "status": "affected" }, { "version": "12.5(1)SR3", "status": "affected" }, { "version": "12.6(1)SR1", "status": "affected" }, { "version": "12.7(1)", "status": "affected" }, { "version": "12.1(1)SR1", "status": "affected" }, { "version": "12.0(1)", "status": "affected" }, { "version": "12.0(1)SR2", "status": "affected" }, { "version": "12.0(1)SR1", "status": "affected" }, { "version": "12.0(1)SR3", "status": "affected" }, { "version": "12.8(1)", "status": "affected" }, { "version": "12.8(1)SR1", "status": "affected" }, { "version": "12.8(1)SR2", "status": "affected" }, { "version": "11.0(5)SR3", "status": "affected" }, { "version": "11.0(6)", "status": "affected" }, { "version": "11.0(6)SR1", "status": "affected" }, { "version": "11.0(6)SR2", "status": "affected" }, { "version": "10.3(1)SR6", "status": "affected" }, { "version": "10.3(1)SR7", "status": "affected" }, { "version": "12.7(1)SR1", "status": "affected" }, { "version": "14.0(1)SR1", "status": "affected" }, { "version": "14.0(1)", "status": "affected" }, { "version": "14.0(1)SR2", "status": "affected" }, { "version": "14.0(1)SR3", "status": "affected" }, { "version": "14.1(1)", "status": "affected" }, { "version": "14.1(1)SR1", "status": "affected" } ] } ] } } }