{"id":"USN-3805-1","summary":"curl vulnerabilities","details":"Harry Sintonen discovered that curl incorrectly handled SASL\nauthentication. A remote attacker could use this issue to cause curl to\ncrash, resulting in a denial of service, or possibly execute arbitrary\ncode. (CVE-2018-16839)\n\nBrian Carpenter discovered that curl incorrectly handled memory when\nclosing certain handles. A remote attacker could use this issue to cause\ncurl to crash, resulting in a denial of service, or possibly execute\narbitrary code. (CVE-2018-16840)\n\nBrian Carpenter discovered that the curl command-line tool incorrectly\nhandled error messages. A remote attacker could possibly use this issue to\nobtain sensitive information. (CVE-2018-16842)\n","modified":"2026-02-10T04:41:26Z","published":"2018-10-31T12:38:53Z","related":["UBUNTU-CVE-2018-16839","UBUNTU-CVE-2018-16842"],"upstream":["CVE-2018-16839","CVE-2018-16840","CVE-2018-16842","UBUNTU-CVE-2018-16839","UBUNTU-CVE-2018-16840","UBUNTU-CVE-2018-16842"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3805-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2018-16839"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2018-16840"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2018-16842"}],"affected":[{"package":{"name":"curl","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/curl@7.35.0-1ubuntu2.19?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.35.0-1ubuntu2.19"}]}],"versions":["7.32.0-1ubuntu1","7.33.0-1ubuntu1","7.34.0-1ubuntu1","7.35.0-1ubuntu1","7.35.0-1ubuntu2","7.35.0-1ubuntu2.1","7.35.0-1ubuntu2.2","7.35.0-1ubuntu2.3","7.35.0-1ubuntu2.5","7.35.0-1ubuntu2.6","7.35.0-1ubuntu2.7","7.35.0-1ubuntu2.8","7.35.0-1ubuntu2.9","7.35.0-1ubuntu2.10","7.35.0-1ubuntu2.11","7.35.0-1ubuntu2.12","7.35.0-1ubuntu2.13","7.35.0-1ubuntu2.14","7.35.0-1ubuntu2.15","7.35.0-1ubuntu2.16","7.35.0-1ubuntu2.17"],"ecosystem_specific":{"binaries":[{"binary_name":"curl","binary_version":"7.35.0-1ubuntu2.19"},{"binary_name":"libcurl3","binary_version":"7.35.0-1ubuntu2.19"},{"binary_name":"libcurl3-gnutls","binary_version":"7.35.0-1ubuntu2.19"},{"binary_name":"libcurl3-nss","binary_version":"7.35.0-1ubuntu2.19"},{"binary_name":"libcurl4-gnutls-dev","binary_version":"7.35.0-1ubuntu2.19"},{"binary_name":"libcurl4-nss-dev","binary_version":"7.35.0-1ubuntu2.19"},{"binary_name":"libcurl4-openssl-dev","binary_version":"7.35.0-1ubuntu2.19"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3805-1.json","cves_map":{"ecosystem":"Ubuntu:14.04:LTS","cves":[{"id":"CVE-2018-16839","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L"},{"type":"Ubuntu","score":"medium"}]},{"id":"CVE-2018-16842","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L"},{"type":"Ubuntu","score":"medium"}]}]}}},{"package":{"name":"curl","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/curl@7.47.0-1ubuntu2.11?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.47.0-1ubuntu2.11"}]}],"versions":["7.43.0-1ubuntu2","7.45.0-1ubuntu1","7.46.0-1ubuntu1","7.47.0-1ubuntu1","7.47.0-1ubuntu2","7.47.0-1ubuntu2.1","7.47.0-1ubuntu2.2","7.47.0-1ubuntu2.3","7.47.0-1ubuntu2.4","7.47.0-1ubuntu2.5","7.47.0-1ubuntu2.6","7.47.0-1ubuntu2.7","7.47.0-1ubuntu2.8","7.47.0-1ubuntu2.9"],"ecosystem_specific":{"binaries":[{"binary_name":"curl","binary_version":"7.47.0-1ubuntu2.11"},{"binary_name":"libcurl3","binary_version":"7.47.0-1ubuntu2.11"},{"binary_name":"libcurl3-gnutls","binary_version":"7.47.0-1ubuntu2.11"},{"binary_name":"libcurl3-nss","binary_version":"7.47.0-1ubuntu2.11"},{"binary_name":"libcurl4-gnutls-dev","binary_version":"7.47.0-1ubuntu2.11"},{"binary_name":"libcurl4-nss-dev","binary_version":"7.47.0-1ubuntu2.11"},{"binary_name":"libcurl4-openssl-dev","binary_version":"7.47.0-1ubuntu2.11"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3805-1.json","cves_map":{"ecosystem":"Ubuntu:16.04:LTS","cves":[{"id":"CVE-2018-16839","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L"},{"type":"Ubuntu","score":"medium"}]},{"id":"CVE-2018-16842","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L"},{"type":"Ubuntu","score":"medium"}]}]}}},{"package":{"name":"curl","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/curl@7.58.0-2ubuntu3.5?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.58.0-2ubuntu3.5"}]}],"versions":["7.55.1-1ubuntu2","7.55.1-1ubuntu2.1","7.57.0-1ubuntu1","7.58.0-2ubuntu1","7.58.0-2ubuntu2","7.58.0-2ubuntu3","7.58.0-2ubuntu3.1","7.58.0-2ubuntu3.2","7.58.0-2ubuntu3.3"],"ecosystem_specific":{"binaries":[{"binary_name":"curl","binary_version":"7.58.0-2ubuntu3.5"},{"binary_name":"libcurl3-gnutls","binary_version":"7.58.0-2ubuntu3.5"},{"binary_name":"libcurl3-nss","binary_version":"7.58.0-2ubuntu3.5"},{"binary_name":"libcurl4","binary_version":"7.58.0-2ubuntu3.5"},{"binary_name":"libcurl4-gnutls-dev","binary_version":"7.58.0-2ubuntu3.5"},{"binary_name":"libcurl4-nss-dev","binary_version":"7.58.0-2ubuntu3.5"},{"binary_name":"libcurl4-openssl-dev","binary_version":"7.58.0-2ubuntu3.5"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3805-1.json","cves_map":{"ecosystem":"Ubuntu:18.04:LTS","cves":[{"id":"CVE-2018-16839","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L"},{"type":"Ubuntu","score":"medium"}]},{"id":"CVE-2018-16842","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L"},{"type":"Ubuntu","score":"medium"}]}]}}}],"schema_version":"1.7.3"}