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Gentoo: GLSA-202310-16 High: Executable Log4j Code Issue in UniFi

A vulnerability has been discovered in unifi where bundled log4j can facilitate a remote code execution. - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 202310-16 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - https://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: High Title: Ubiquiti UniFi: remote code execution via bundled log4j Date: October 26, 2023 Bugs: #828853 ID: 202310-16 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======== A vulnerability has been discovered in unifi where bundled log4j can facilitate a remote code execution Background ========== Ubiquiti UniFi is a Management Controller for Ubiquiti Networks UniFi APs. Affected packages ================= Package Vulnerable Unaffected ------------------ ------------ ------------ net-wireless/unifi < 6.5.55 > = 6.5.55 Description =========== A bundled version of log4j could facilitate remote code execution. Please review the CVE identifier referenced below for details. Impact ====== An attacker with permission to modify the logging configuration file can construct a malicious configuration using a JDBC Appender with a data source referencing a JNDI URI which can execute remote code. Workaround ========== There is no known workaround at this time. Resolution ========== All Ubiquity UniFi users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose "> =net-wireless/unifi-6.5.55" References ========== [ 1 ] CVE-2021-4104 https://nvd.nist.gov/vuln/detail/CVE-2021-4104 [ 2 ] CVE-2021-45046 https://nvd.nist.gov/vuln/detail/CVE-2021-45046 Availability ============ This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/202310-16 Concerns? ========= Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to This email address is being protected from spambots. You need JavaScript enabled to view it. or alternatively, you may file a bug at https://bugs.gentoo.org. License ======= Copyright 2023 Gentoo Foundation, Inc; referenced text belongs to its owner(s). The contents of this document are licensed under the Creative Commons - Attribution / Share Alike license. https://creativecommons.org/licenses/by-sa/2.5/ . A critical notice concerning a remote code execution vulnerability in Ubiquiti UniFi leveraging log4j has been issued for Gentoo users. Immediate upgrade is recommended.. Ubiquiti UniFi, Remote Execution, High Severity Advisory, Gentoo Security, Log4j Risk. . LinuxSecurity.com Team

Oct 26, 2023 Gentoo