{ "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-2019-1757", "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2019-1757", "idYear": 2019, "status": "PUBLISHED", "publishedAt": "2019-03-28T00:20:21.311Z", "updatedAt": "2024-11-15T15:15:52.387Z", "importedAt": "2026-10-24T01:56:08.750Z", "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": "Cisco IOS and IOS XE Software Smart Call Home Certificate Validation Vulnerability", "summary": "A vulnerability in the Cisco Smart Call Home feature of Cisco IOS and IOS XE Software could allow an unauthenticated, remote attacker to gain unauthorized read access to sensitive data using an invalid certificate. The vulnerability is due to insufficient certificate validation by the affected software. An attacker could exploit this vulnerability by supplying a crafted certificate to an affected device. A successful exploit could allow the attacker to conduct man-in-the-middle attacks to decrypt confidential information on user connections to the affected software.", "affected": [ { "vendor": "Cisco", "product": "Cisco IOS and IOS XE Software", "versions": [ { "version": "3.6.4E", "status": "affected" }, { "version": "3.6.5E", "status": "affected" }, { "version": "3.6.6E", "status": "affected" }, { "version": "3.6.5aE", "status": "affected" }, { "version": "3.6.5bE", "status": "affected" }, { "version": "3.6.7E", "status": "affected" }, { "version": "3.6.8E", "status": "affected" }, { "version": "3.6.7aE", "status": "affected" }, { "version": "3.6.7bE", "status": "affected" }, { "version": "3.7.4E", "status": "affected" }, { "version": "3.7.5E", "status": "affected" }, { "version": "3.16.1S", "status": "affected" }, { "version": "3.16.1aS", "status": "affected" }, { "version": "3.16.2S", "status": "affected" }, { "version": "3.16.2aS", "status": "affected" }, { "version": "3.16.3S", "status": "affected" }, { "version": "3.16.2bS", "status": "affected" }, { "version": "3.16.3aS", "status": "affected" }, { "version": "3.16.4S", "status": "affected" }, { "version": "3.16.4aS", "status": "affected" }, { "version": "3.16.4bS", "status": "affected" }, { "version": "3.16.4gS", "status": "affected" }, { "version": "3.16.5S", "status": "affected" }, { "version": "3.16.4cS", "status": "affected" }, { "version": "3.16.4dS", "status": "affected" }, { "version": "3.16.4eS", "status": "affected" }, { "version": "3.16.6S", "status": "affected" }, { "version": "3.16.5aS", "status": "affected" }, { "version": "3.16.5bS", "status": "affected" }, { "version": "3.16.7S", "status": "affected" }, { "version": "3.16.6bS", "status": "affected" }, { "version": "3.16.7aS", "status": "affected" }, { "version": "3.16.7bS", "status": "affected" }, { "version": "3.17.0S", "status": "affected" }, { "version": "3.17.1S", "status": "affected" }, { "version": "3.17.2S", "status": "affected" }, { 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"version": "16.4.3", "status": "affected" }, { "version": "16.5.1", "status": "affected" }, { "version": "16.5.1a", "status": "affected" }, { "version": "16.5.1b", "status": "affected" }, { "version": "16.5.2", "status": "affected" }, { "version": "16.5.3", "status": "affected" }, { "version": "3.18.0aS", "status": "affected" }, { "version": "3.18.0S", "status": "affected" }, { "version": "3.18.1S", "status": "affected" }, { "version": "3.18.2S", "status": "affected" }, { "version": "3.18.3S", "status": "affected" }, { "version": "3.18.4S", "status": "affected" }, { "version": "3.18.0SP", "status": "affected" }, { "version": "3.18.1SP", "status": "affected" }, { "version": "3.18.1aSP", "status": "affected" }, { "version": "3.18.1gSP", "status": "affected" }, { "version": "3.18.1bSP", "status": "affected" }, { "version": "3.18.1cSP", "status": "affected" }, { "version": "3.18.2SP", "status": "affected" }, { "version": "3.18.1hSP", "status": "affected" }, { "version": "3.18.2aSP", "status": "affected" }, { "version": "3.18.1iSP", "status": "affected" }, { "version": "3.18.3SP", "status": "affected" }, { "version": "3.18.4SP", "status": "affected" }, { "version": "3.18.3aSP", "status": "affected" }, { "version": "3.18.3bSP", "status": "affected" }, { "version": "3.9.0E", "status": "affected" }, { "version": "3.9.1E", "status": "affected" }, { "version": "3.9.2E", "status": "affected" }, { "version": "3.9.2bE", "status": "affected" }, { "version": "16.6.1", "status": "affected" }, { "version": "16.6.2", "status": "affected" }, { "version": "16.6.3", "status": "affected" }, { "version": "16.7.1", "status": "affected" }, { "version": "16.7.1a", "status": "affected" }, { "version": "16.7.1b", "status": "affected" }, { "version": "16.7.2", "status": "affected" }, { "version": "16.8.1", "status": "affected" }, { "version": "16.8.1a", "status": "affected" }, { "version": "16.8.1b", "status": "affected" }, { "version": "16.8.1s", "status": "affected" }, { "version": "16.8.1c", "status": "affected" }, { "version": "16.8.1d", "status": "affected" }, { "version": "16.8.2", "status": "affected" }, { "version": "16.9.1b", "status": "affected" }, { "version": "16.9.1s", "status": "affected" }, { "version": "16.9.1c", "status": "affected" }, { "version": "3.10.0E", "status": "affected" }, { "version": "3.10.1E", "status": "affected" }, { "version": "3.10.0cE", "status": "affected" }, { "version": "3.10.1aE", "status": "affected" }, { "version": "3.10.1sE", "status": "affected" } ] } ] } } }