USN-4308-1 fixed several vulnerabilities in Twisted. This update provides the corresponding update for Ubuntu 14.04 ESM.
Original advisory details:
it was discovered that Twisted incorrectly validated or sanitized certain URIs or HTTP methods. A remote attacker could use this issue to inject invalid characters and possibly perform header injection attacks. (CVE-2019-12387)
It was discovered that Twisted incorrectly verified XMPP TLS certificates. A remote attacker could possibly use this issue to perform a machine-in-the-middle attack and obtain sensitive information. (CVE-2019-12855)
Jake Miller and ZeddYu Lu discovered that Twisted incorrectly handled certain content-length headers. A remote attacker could possibly use this issue to perform HTTP request splitting attacks. (CVE-2020-10108, CVE-2020-10109)
{ "availability": "No subscription required", "binaries": [ { "binary_version": "13.2.0-1ubuntu1.2+esm1", "binary_name": "twisted-doc" }, { "binary_version": "13.2.0-1ubuntu1.2+esm1", "binary_name": "python-twisted-news" }, { "binary_version": "13.2.0-1ubuntu1.2+esm1", "binary_name": "python-twisted-lore" }, { "binary_version": "13.2.0-1ubuntu1.2+esm1", "binary_name": "python-twisted-names" }, { "binary_version": "13.2.0-1ubuntu1.2+esm1", "binary_name": "python-twisted-words" }, { "binary_version": "13.2.0-1ubuntu1.2+esm1", "binary_name": "python-twisted-runner" }, { "binary_version": "13.2.0-1ubuntu1.2+esm1", "binary_name": "python-twisted-core" }, { "binary_version": "13.2.0-1ubuntu1.2+esm1", "binary_name": "python-twisted-web" }, { "binary_version": "13.2.0-1ubuntu1.2+esm1", "binary_name": "python-twisted" }, { "binary_version": "13.2.0-1ubuntu1.2+esm1", "binary_name": "python-twisted-mail" }, { "binary_version": "13.2.0-1ubuntu1.2+esm1", "binary_name": "python-twisted-bin" } ] }