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Date: Fri, 07 Jul 2023 12:34:46 +0000 From: Guillaume Nodet <gnodet@...che.org> To: oss-security@...ts.openwall.com Subject: CVE-2023-35887: Apache MINA SSHD: Information disclosure bugs with RootedFilesystem Affected versions: - Apache MINA SSHD 1.0 before 2.10 Description: Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Apache Software Foundation Apache MINA. In SFTP servers implemented using Apache MINA SSHD that use a RootedFileSystem, logged users may be able to discover "exists/does not exist" information about items outside the rooted tree via paths including parent navigation ("..") beyond the root, or involving symlinks. This issue affects Apache MINA: from 1.0 before 2.10. Thanks to Andrew Pikler for discovering the issue and helping to fix it. This issue is being tracked as SSHD-1324 References: https://mina.apache.org/ https://www.cve.org/CVERecord?id=CVE-2023-35887 https://issues.apache.org/jira/browse/SSHD-1324
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