发布于3月6日3月6日 Members Red Hat: CVE-2023-27534: SFTP path ~ resolving discrepancy (Multiple Advisories) Severity 9 CVSS (AV:N/AC:L/Au:S/C:C/I:C/A:C) Published 03/30/2023 Created 11/09/2023 Added 11/08/2023 Modified 01/30/2025 Description A path traversal vulnerability exists in curl <8.0.0 SFTP implementation causes the tilde (~) character to be wrongly replaced when used as a prefix in the first path element, in addition to its intended use as the first element to indicate a path relative to the user's home directory. Attackers can exploit this flaw to bypass filtering or execute arbitrary code by crafting a path like /~2/foo while accessing a server with a specific user. Solution(s) redhat-upgrade-curl redhat-upgrade-curl-debuginfo redhat-upgrade-curl-debugsource redhat-upgrade-curl-minimal redhat-upgrade-curl-minimal-debuginfo redhat-upgrade-libcurl redhat-upgrade-libcurl-debuginfo redhat-upgrade-libcurl-devel redhat-upgrade-libcurl-minimal redhat-upgrade-libcurl-minimal-debuginfo References CVE-2023-27534 RHSA-2023:6679
