Path Traversal in Samba
CVE-2019-3880
A flaw was found in the way samba implemented an RPC endpoint emulating the Windows registry service API. An unprivileged attacker could use this flaw to create a new registry hive file anywhere they have unix permissions which could lead to creation of a new file in the Samba share. Versions before 4.8.11, 4.9.6 and 4.10.2 are vulnerable.
Vulnerability class: Path Traversal (Directory Traversal)
EPSS: 0.034 (87.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L.
Affected products
- Samba
- The Samba Project — versions 4.8.11, 4.9.6, 4.10.2
- Debian Debian_linux — versions 8.0
- Fedoraproject Fedora — versions 28, 29, 30
- Opensuse Leap — versions 42.3
- Redhat Enterprise_linux — versions 7.0
- Redhat Gluster_storage — versions 3.0
Weakness classification (CWE)
References
- secalert@redhat.com (Patch, x_refsource_MISC, Mitigation, Vendor Advisory)
- secalert@redhat.com (x_refsource_CONFIRM, Third Party Advisory, Mitigation, Issue Tracking)
- secalert@redhat.com (mailing-list, x_refsource_MLIST, Third Party Advisory)
- secalert@redhat.com (vendor-advisory, Patch, Mailing List, Third Party Advisory, x_refsource_SUSE)
- secalert@redhat.com (x_refsource_CONFIRM, Third Party Advisory)
- secalert@redhat.com (x_refsource_FEDORA, vendor-advisory)
- secalert@redhat.com (x_refsource_CONFIRM, Third Party Advisory)
- secalert@redhat.com (x_refsource_FEDORA, vendor-advisory)
- secalert@redhat.com (vendor-advisory, Third Party Advisory, x_refsource_SUSE)
- secalert@redhat.com (x_refsource_FEDORA, vendor-advisory)
Frequently asked questions
- What is CVE-2019-3880?
- CVE-2019-3880 is a medium-severity vulnerability in Samba, classified under Path Traversal. CVSS score: 5.4/10. Published 2019-04-09.
- How severe is CVE-2019-3880?
- Medium severity. CVSS v3 base score is 5.4 out of 10.