{"id":"USN-5412-1","summary":"curl vulnerabilities","details":"Axel Chong discovered that curl incorrectly handled percent-encoded URL\nseparators. A remote attacker could possibly use this issue to trick curl\ninto using the wrong URL and bypass certain checks or filters. This issue\nonly affected Ubuntu 22.04 LTS. (CVE-2022-27780)\n\nFlorian Kohnhuser discovered that curl incorrectly handled returning a\nTLS server's certificate chain details. A remote attacker could possibly\nuse this issue to cause curl to stop responding, resulting in a denial of\nservice. (CVE-2022-27781)\n\nHarry Sintonen discovered that curl incorrectly reused a previous\nconnection when certain options had been changed, contrary to expectations.\n(CVE-2022-27782)\n","modified":"2026-02-10T04:42:35Z","published":"2022-05-11T13:14:58Z","related":["UBUNTU-CVE-2022-27780","UBUNTU-CVE-2022-27781","UBUNTU-CVE-2022-27782"],"upstream":["CVE-2022-27780","CVE-2022-27781","CVE-2022-27782","UBUNTU-CVE-2022-27780","UBUNTU-CVE-2022-27781","UBUNTU-CVE-2022-27782"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5412-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-27780"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-27781"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-27782"}],"affected":[{"package":{"name":"curl","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/curl@7.58.0-2ubuntu3.18?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.58.0-2ubuntu3.18"}]}],"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","7.58.0-2ubuntu3.5","7.58.0-2ubuntu3.6","7.58.0-2ubuntu3.7","7.58.0-2ubuntu3.8","7.58.0-2ubuntu3.9","7.58.0-2ubuntu3.10","7.58.0-2ubuntu3.12","7.58.0-2ubuntu3.13","7.58.0-2ubuntu3.14","7.58.0-2ubuntu3.15","7.58.0-2ubuntu3.16","7.58.0-2ubuntu3.17"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"7.58.0-2ubuntu3.18","binary_name":"curl"},{"binary_version":"7.58.0-2ubuntu3.18","binary_name":"libcurl3-gnutls"},{"binary_version":"7.58.0-2ubuntu3.18","binary_name":"libcurl3-nss"},{"binary_version":"7.58.0-2ubuntu3.18","binary_name":"libcurl4"},{"binary_version":"7.58.0-2ubuntu3.18","binary_name":"libcurl4-gnutls-dev"},{"binary_version":"7.58.0-2ubuntu3.18","binary_name":"libcurl4-nss-dev"},{"binary_version":"7.58.0-2ubuntu3.18","binary_name":"libcurl4-openssl-dev"}]},"database_specific":{"cves_map":{"cves":[{"id":"CVE-2022-27781","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"low"}]},{"id":"CVE-2022-27782","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},{"type":"Ubuntu","score":"medium"}]}],"ecosystem":"Ubuntu:18.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5412-1.json"}},{"package":{"name":"curl","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/curl@7.68.0-1ubuntu2.11?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.68.0-1ubuntu2.11"}]}],"versions":["7.65.3-1ubuntu3","7.65.3-1ubuntu4","7.66.0-1ubuntu1","7.67.0-2ubuntu1","7.68.0-1ubuntu1","7.68.0-1ubuntu2","7.68.0-1ubuntu2.1","7.68.0-1ubuntu2.2","7.68.0-1ubuntu2.4","7.68.0-1ubuntu2.5","7.68.0-1ubuntu2.6","7.68.0-1ubuntu2.7","7.68.0-1ubuntu2.10"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"7.68.0-1ubuntu2.11","binary_name":"curl"},{"binary_version":"7.68.0-1ubuntu2.11","binary_name":"libcurl3-gnutls"},{"binary_version":"7.68.0-1ubuntu2.11","binary_name":"libcurl3-nss"},{"binary_version":"7.68.0-1ubuntu2.11","binary_name":"libcurl4"},{"binary_version":"7.68.0-1ubuntu2.11","binary_name":"libcurl4-gnutls-dev"},{"binary_version":"7.68.0-1ubuntu2.11","binary_name":"libcurl4-nss-dev"},{"binary_version":"7.68.0-1ubuntu2.11","binary_name":"libcurl4-openssl-dev"}]},"database_specific":{"cves_map":{"cves":[{"id":"CVE-2022-27781","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"low"}]},{"id":"CVE-2022-27782","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},{"type":"Ubuntu","score":"medium"}]}],"ecosystem":"Ubuntu:20.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5412-1.json"}},{"package":{"name":"curl","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/curl@7.81.0-1ubuntu1.2?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.81.0-1ubuntu1.2"}]}],"versions":["7.74.0-1.3ubuntu2","7.74.0-1.3ubuntu3","7.80.0-3","7.81.0-1","7.81.0-1ubuntu1.1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"7.81.0-1ubuntu1.2","binary_name":"curl"},{"binary_version":"7.81.0-1ubuntu1.2","binary_name":"libcurl3-gnutls"},{"binary_version":"7.81.0-1ubuntu1.2","binary_name":"libcurl3-nss"},{"binary_version":"7.81.0-1ubuntu1.2","binary_name":"libcurl4"},{"binary_version":"7.81.0-1ubuntu1.2","binary_name":"libcurl4-gnutls-dev"},{"binary_version":"7.81.0-1ubuntu1.2","binary_name":"libcurl4-nss-dev"},{"binary_version":"7.81.0-1ubuntu1.2","binary_name":"libcurl4-openssl-dev"}]},"database_specific":{"cves_map":{"cves":[{"id":"CVE-2022-27780","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N"},{"type":"Ubuntu","score":"medium"}]},{"id":"CVE-2022-27781","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"low"}]},{"id":"CVE-2022-27782","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},{"type":"Ubuntu","score":"medium"}]}],"ecosystem":"Ubuntu:22.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5412-1.json"}}],"schema_version":"1.7.3"}