Vulnerability DatabaseCVE-2019-19344
Mend.io Vulnerability Database
The largest open source vulnerability database
What is a Vulnerability ID?
New vulnerability? Tell us about it!
CVE-2019-19344
Published At:January 21, 2020
Updated At:April 07, 2026
There is a use-after-free issue in all samba 4.9.x versions before 4.9.18, all samba 4.10.x versions before 4.10.12 and all samba 4.11.x versions before 4.11.5, essentially due to a call to realloc() while other local variables still point at the original buffer.
Related Resources (15)
https://people.canonical.com/~ubuntu-security/cve/CVE-2019-19344
https://security.netapp.com/advisory/ntap-20200122-0001/
https://security-tracker.debian.org/tracker/CVE-2019-19344
https://usn.ubuntu.com/4244-1/
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-19344
https://security.alpinelinux.org/vuln/CVE-2019-19344
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GQ6U65I2K23YJC4FESW477WL55TU3PPT/
https://lists.debian.org/debian-lts-announce/2023/09/msg00013.html
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GQ6U65I2K23YJC4FESW477WL55TU3PPT/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4ACZVNMIFQGGXNJPMHAVBN3H2U65FXQY/
https://www.samba.org/samba/security/CVE-2019-19344.html
https://www.synology.com/security/advisory/Synology_SA_20_01
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4ACZVNMIFQGGXNJPMHAVBN3H2U65FXQY/
https://security.gentoo.org/glsa/202003-52
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00055.html
Do you need more information?
Contact Us
CVSS v4
Base Score:
7.1
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
6.5
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
CVSS v2
Base Score:
4
Access Vector
NETWORK
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Weakness Type (CWE)
Use After Free
CWE-416
EPSS
Base Score:
2.31