发布于3月6日3月6日 Members Red Hat: CVE-2023-27536: GSS delegation too eager connection re-use (Multiple Advisories) Severity 7 CVSS (AV:N/AC:M/Au:N/C:C/I:N/A:N) Published 03/30/2023 Created 08/10/2023 Added 08/09/2023 Modified 01/28/2025 Description An authentication bypass vulnerability exists libcurl <8.0.0 in the connection reuse feature which can reuse previously established connections with incorrect user permissions due to a failure to check for changes in the CURLOPT_GSSAPI_DELEGATION option. This vulnerability affects krb5/kerberos/negotiate/GSSAPI transfers and could potentially result in unauthorized access to sensitive information. The safest option is to not reuse connections if the CURLOPT_GSSAPI_DELEGATION option has been changed. 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-2023-27536 RHSA-2023:4523 RHSA-2023:6679 RHSA-2024:0428
