PostgreSQL
CVE-2021-38140
CRITICAL
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
Lifecycle Timeline
1DescriptionNVD
The set_user extension module before 2.0.1 for PostgreSQL allows a potential privilege escalation using RESET SESSION AUTHORIZATION after set_user().
AnalysisAI
The set_user extension module before 2.0.1 for PostgreSQL allows a potential privilege escalation using RESET SESSION AUTHORIZATION after set_user(). Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Improper Privilege Management vulnerability could allow attackers to escalate privileges to gain unauthorized elevated access.
Technical ContextAI
This vulnerability is classified as Improper Privilege Management (CWE-269), which allows attackers to escalate privileges to gain unauthorized elevated access. The set_user extension module before 2.0.1 for PostgreSQL allows a potential privilege escalation using RESET SESSION AUTHORIZATION after set_user(). Affected products include: Set User Project Set User. Version information: before 2.0.1.
RemediationAI
A vendor patch is available. Apply the latest security update as soon as possible. Apply principle of least privilege, validate privilege transitions, implement proper role separation.
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External POC / Exploit Code
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