CVE-2019-3880

Description

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.

Category

5.4
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 3.0 •
CVSS 2.0 •
EPSS 3.10% Top 15%
Vendor Advisory opensuse.org Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory opensuse.org Vendor Advisory fedoraproject.org Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory samba.org
Affected: The Samba Project samba
Published at:
Updated at:

References

Link Tags
https://www.samba.org/samba/security/CVE-2019-3880.html patch vendor advisory mitigation
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3880 issue tracking third party advisory mitigation
https://lists.debian.org/debian-lts-announce/2019/04/msg00013.html third party advisory mailing list
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00050.html mailing list third party advisory patch vendor advisory
https://security.netapp.com/advisory/ntap-20190411-0004/ third party advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JTJVFA3RZ6G2IZDTVKLHRMX6QBYA4GPA/ vendor advisory
https://www.synology.com/security/advisory/Synology_SA_19_15 third party advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6354GALK73CZWQKFUG7AWB6EIEGFMF62/ vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00106.html third party advisory vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HSRLRO7BPRFETVFZ4TVJL2VFZEPHKJY4/ vendor advisory
https://support.f5.com/csp/article/K20804356 third party advisory
https://access.redhat.com/errata/RHSA-2019:1966 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2019:1967 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2019:2099 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2019:3582 third party advisory vendor advisory
https://access.redhat.com/security/cve/cve-2019-3880 mitigation third party advisory

Frequently Asked Questions

What is the severity of CVE-2019-3880?
CVE-2019-3880 has been scored as a medium severity vulnerability.
How to fix CVE-2019-3880?
To fix CVE-2019-3880, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-3880 being actively exploited in the wild?
It is possible that CVE-2019-3880 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~3% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2019-3880?
CVE-2019-3880 affects The Samba Project samba.
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