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Ubuntu 18.04 LTS: USN-4561-1 Critical: Rack Information Leak

Rack could be made to expose sensitive information over the network.. =========================================================================Ubuntu Security Notice USN-4561-1 September 30, 2020 ruby-rack vulnerabilities ========================================================================= A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 18.04 LTS Summary: Rack could be made to expose sensitive information over the network. Software Description: - ruby-rack: modular Ruby webserver interface Details: It was discovered that Rack incorrectly handled certain paths. An attacker could possibly use this issue to obtain sensitive information. (CVE-2020-8161) It was discovered that Rack incorrectly validated cookies. An attacker could possibly use this issue to forge a secure cookie. (CVE-2020-8184) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 18.04 LTS: ruby-rack 1.6.4-4ubuntu0.2 In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-4561-1 CVE-2020-8161, CVE-2020-8184 Package Information: https://launchpad.net/ubuntu/+source/ruby-rack/1.6.4-4ubuntu0.2 . Ubuntu 20.04 LTS update released addressing security flaws in node-js causing potential unauthorized data leaks.. ruby-rack, information leak, security advisory, ubuntu vulnerabilities, network threats. . Severity: Critical. LinuxSecurity.com Team

Sep 30, 2020 •Critical Ubuntu