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Ubuntu 18.04 LTS USN-5327-1 Critical: Rsh Permissions Modification Threat

rsh would allow unintended modification of target directory permissions.. =========================================================================Ubuntu Security Notice USN-5327-1 March 15, 2022 netkit-rsh vulnerability ========================================================================= A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 18.04 LTS Summary: rsh would allow unintended modification of target directory permissions. Software Description: - netkit-rsh: client programs for remote shell connections Details: Hiroyuki Yamamori discovered that rsh incorrectly handled certain filenames. If a user or automated system were tricked into connecting to a malicious rsh server, a remote attacker could possibly use this issue to modify directory permissions. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 18.04 LTS: rsh-client 0.17-17ubuntu0.1 rsh-server 0.17-17ubuntu0.1 In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-5327-1 CVE-2019-7282 Package Information: https://launchpad.net/ubuntu/+source/netkit-rsh/0.17-17ubuntu0.1 . CVE-2023-XXXX exposes Netkit-rsh flaws leading to unauthorized directory access. Perform system updates on Ubuntu 18.04 LTS for remediation specifics.. Netkit-rsh, Ubuntu 18.04, Permissions Modification. . Severity: Critical. LinuxSecurity.com Team

Mar 15, 2022 •Critical Ubuntu