vulnerability
Red Hat: CVE-2021-44141: Information leak via symlinks of existance of files or directories outside of the exported share (Multiple Advisories)
Severity | CVSS | Published | Added | Modified |
---|---|---|---|---|
4 | (AV:N/AC:M/Au:S/C:P/I:N/A:N) | 2022-02-21 | 2022-05-13 | 2023-12-15 |
Severity
4
CVSS
(AV:N/AC:M/Au:S/C:P/I:N/A:N)
Published
2022-02-21
Added
2022-05-13
Modified
2023-12-15
Description
All versions of Samba prior to 4.15.5 are vulnerable to a malicious client using a server symlink to determine if a file or directory exists in an area of the server file system not exported under the share definition. SMB1 with unix extensions has to be enabled in order for this attack to succeed.
Solution(s)
redhat-upgrade-ctdbredhat-upgrade-ctdb-debuginforedhat-upgrade-libsmbclientredhat-upgrade-libsmbclient-debuginforedhat-upgrade-libsmbclient-develredhat-upgrade-libwbclientredhat-upgrade-libwbclient-debuginforedhat-upgrade-libwbclient-develredhat-upgrade-python3-sambaredhat-upgrade-python3-samba-debuginforedhat-upgrade-python3-samba-testredhat-upgrade-sambaredhat-upgrade-samba-clientredhat-upgrade-samba-client-debuginforedhat-upgrade-samba-client-libsredhat-upgrade-samba-client-libs-debuginforedhat-upgrade-samba-commonredhat-upgrade-samba-common-libsredhat-upgrade-samba-common-libs-debuginforedhat-upgrade-samba-common-toolsredhat-upgrade-samba-common-tools-debuginforedhat-upgrade-samba-debuginforedhat-upgrade-samba-debugsourceredhat-upgrade-samba-develredhat-upgrade-samba-krb5-printingredhat-upgrade-samba-krb5-printing-debuginforedhat-upgrade-samba-libsredhat-upgrade-samba-libs-debuginforedhat-upgrade-samba-pidlredhat-upgrade-samba-testredhat-upgrade-samba-test-debuginforedhat-upgrade-samba-test-libsredhat-upgrade-samba-test-libs-debuginforedhat-upgrade-samba-vfs-iouringredhat-upgrade-samba-vfs-iouring-debuginforedhat-upgrade-samba-winbindredhat-upgrade-samba-winbind-clientsredhat-upgrade-samba-winbind-clients-debuginforedhat-upgrade-samba-winbind-debuginforedhat-upgrade-samba-winbind-krb5-locatorredhat-upgrade-samba-winbind-krb5-locator-debuginforedhat-upgrade-samba-winbind-modulesredhat-upgrade-samba-winbind-modules-debuginforedhat-upgrade-samba-winexeredhat-upgrade-samba-winexe-debuginfo
References

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