Vulnerability DatabaseCVE-2019-19923
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CVE-2019-19923
Published:December 24, 2019
Updated:May 17, 2026
flattenSubquery in select.c in SQLite 3.30.1 mishandles certain uses of SELECT DISTINCT involving a LEFT JOIN in which the right-hand side is a view. This can cause a NULL pointer dereference (or incorrect results).
Related Resources (13)
https://www.oracle.com/security-alerts/cpuapr2020.html
https://access.redhat.com/security/cve/CVE-2019-19923
https://usn.ubuntu.com/4298-1/
https://access.redhat.com/errata/RHSA-2020:0514
https://www.debian.org/security/2020/dsa-4638
https://security-tracker.debian.org/tracker/CVE-2019-19923
https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf
https://people.canonical.com/~ubuntu-security/cve/CVE-2019-19923
http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00015.html
https://security.netapp.com/advisory/ntap-20200114-0003/
https://github.com/sqlite/sqlite/commit/396afe6f6aa90a31303c183e11b2b2d4b7956b35
http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00010.html
http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00025.html
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CVSS v4
Base Score:
8.7
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
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:
7.5
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Weakness Type (CWE)
NULL Pointer Dereference
CWE-476
EPSS
Base Score:
6.20