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Ubuntu 16.04 ESM USN-5351-2 Critical: Paramiko Key Access Issue

Paramiko would allow unintended access to private key files.. =========================================================================Ubuntu Security Notice USN-5351-2 March 30, 2022 paramiko vulnerability ========================================================================= A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 16.04 ESM Summary: Paramiko would allow unintended access to private key files. Software Description: - paramiko: Python SSH2 library Details: USN-5351-1 fixed a vulnerability in Paramiko. This update provides the corresponding update for Ubuntu 16.04 ESM. Original advisory details: Jan Schejbal discovered that Paramiko incorrectly handled permissions when writing private key files. A local attacker could possibly use this issue to gain access to private keys. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 16.04 ESM: paramiko-doc 1.16.0-1ubuntu0.2+esm2 python-paramiko 1.16.0-1ubuntu0.2+esm2 python3-paramiko 1.16.0-1ubuntu0.2+esm2 In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-5351-2 https://ubuntu.com/security/notices/USN-5351-1 CVE-2022-24302 . Ubuntu Security Notice USN-5351-2 highlights a critical vulnerability in the paramiko library used with SSH for Python, urging users to upgrade to version 2.7.2 or later for protection. Paramiko Exploit, Private Key Access, Ubuntu Security Updates. . Severity: Critical. LinuxSecurity.com Team

Mar 30, 2022 •Critical Ubuntu