{"id":"USN-5894-1","summary":"curl vulnerabilities","details":"Harry Sintonen and Tomas Hoger discovered that curl incorrectly handled\nTELNET connections when the -t option was used on the command line.\nUninitialized data possibly containing sensitive information could be sent\nto the remote server, contrary to expectations. This issue was only fixed\nin Ubuntu 14.04 ESM. (CVE-2021-22898, CVE-2021-22925)\n\nIt was discovered that curl incorrectly handled denials when using HTTP\nproxies. A remote attacker could use this issue to cause curl to crash,\nresulting in a denial of service, or possibly execute arbitrary code.\n(CVE-2022-43552)\n","modified":"2026-02-10T04:42:58Z","published":"2023-02-27T14:10:27Z","related":["UBUNTU-CVE-2021-22898","UBUNTU-CVE-2021-22925","UBUNTU-CVE-2022-43552"],"upstream":["CVE-2021-22898","CVE-2021-22925","CVE-2022-43552","UBUNTU-CVE-2021-22898","UBUNTU-CVE-2021-22925","UBUNTU-CVE-2022-43552"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5894-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-22898"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-22925"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-43552"}],"affected":[{"package":{"name":"curl","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/curl@7.35.0-1ubuntu2.20+esm14?arch=source&distro=trusty/esm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.35.0-1ubuntu2.20+esm14"}]}],"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","7.35.0-1ubuntu2.19","7.35.0-1ubuntu2.20","7.35.0-1ubuntu2.20+esm2","7.35.0-1ubuntu2.20+esm3","7.35.0-1ubuntu2.20+esm4","7.35.0-1ubuntu2.20+esm5","7.35.0-1ubuntu2.20+esm6","7.35.0-1ubuntu2.20+esm7","7.35.0-1ubuntu2.20+esm8","7.35.0-1ubuntu2.20+esm9","7.35.0-1ubuntu2.20+esm10","7.35.0-1ubuntu2.20+esm11","7.35.0-1ubuntu2.20+esm12","7.35.0-1ubuntu2.20+esm13"],"ecosystem_specific":{"binaries":[{"binary_name":"curl","binary_version":"7.35.0-1ubuntu2.20+esm14"},{"binary_name":"libcurl3","binary_version":"7.35.0-1ubuntu2.20+esm14"},{"binary_name":"libcurl3-gnutls","binary_version":"7.35.0-1ubuntu2.20+esm14"},{"binary_name":"libcurl3-nss","binary_version":"7.35.0-1ubuntu2.20+esm14"},{"binary_name":"libcurl4-gnutls-dev","binary_version":"7.35.0-1ubuntu2.20+esm14"},{"binary_name":"libcurl4-nss-dev","binary_version":"7.35.0-1ubuntu2.20+esm14"},{"binary_name":"libcurl4-openssl-dev","binary_version":"7.35.0-1ubuntu2.20+esm14"}],"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5894-1.json","cves_map":{"ecosystem":"Ubuntu:Pro:14.04:LTS","cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N"},{"type":"Ubuntu","score":"low"}],"id":"CVE-2021-22898"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2021-22925"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2022-43552"}]}}},{"package":{"name":"curl","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/curl@7.47.0-1ubuntu2.19+esm7?arch=source&distro=esm-infra/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.47.0-1ubuntu2.19+esm7"}]}],"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","7.47.0-1ubuntu2.11","7.47.0-1ubuntu2.12","7.47.0-1ubuntu2.13","7.47.0-1ubuntu2.14","7.47.0-1ubuntu2.15","7.47.0-1ubuntu2.16","7.47.0-1ubuntu2.18","7.47.0-1ubuntu2.19","7.47.0-1ubuntu2.19+esm1","7.47.0-1ubuntu2.19+esm2","7.47.0-1ubuntu2.19+esm3","7.47.0-1ubuntu2.19+esm4","7.47.0-1ubuntu2.19+esm5","7.47.0-1ubuntu2.19+esm6"],"ecosystem_specific":{"binaries":[{"binary_name":"curl","binary_version":"7.47.0-1ubuntu2.19+esm7"},{"binary_name":"libcurl3","binary_version":"7.47.0-1ubuntu2.19+esm7"},{"binary_name":"libcurl3-gnutls","binary_version":"7.47.0-1ubuntu2.19+esm7"},{"binary_name":"libcurl3-nss","binary_version":"7.47.0-1ubuntu2.19+esm7"},{"binary_name":"libcurl4-gnutls-dev","binary_version":"7.47.0-1ubuntu2.19+esm7"},{"binary_name":"libcurl4-nss-dev","binary_version":"7.47.0-1ubuntu2.19+esm7"},{"binary_name":"libcurl4-openssl-dev","binary_version":"7.47.0-1ubuntu2.19+esm7"}],"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5894-1.json","cves_map":{"ecosystem":"Ubuntu:Pro:16.04:LTS","cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2022-43552"}]}}}],"schema_version":"1.7.3"}