CWE Code: 863
Vulnerability Type: privilege_escalation
CVSS Score: 5.5
CWE Name:  Incorrect Authorization
Summary: it was discovered that postgresql versions before 10.5, 9.6.10, 9.5.14, 9.4.19, and 9.3.24 failed to properly check authorization on certain statements involved with "insert ... on conflict do update". an attacker with "create table" privileges could exploit this to read arbitrary bytes server memory. if the attacker also had certain "insert" and limited "update" privileges to a particular table, they could exploit this to update other columns in the same table.
Access Authentication: SINGLE
Access Complexity: LOW
Access Vector: NETWORK
Impact (C/I/A): PARTIAL/PARTIAL/NONE
Published Date: 2018-08-09
Last Modified Date: 2019-10-03