PostgreSQL
CVE-2021-47748
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
3DescriptionCVE.org
Hasura GraphQL 1.3.3 contains a remote code execution vulnerability that allows attackers to execute arbitrary shell commands through SQL query manipulation. Attackers can inject commands into the run_sql endpoint by crafting malicious GraphQL queries that execute system commands through PostgreSQL's COPY FROM PROGRAM functionality.
AnalysisAI
Hasura GraphQL 1.3.3 has a remote code execution vulnerability allowing attackers to execute arbitrary shell commands through the GraphQL endpoint.
Technical ContextAI
Hasura GraphQL Engine 1.3.3 has a CWE-78 OS command injection vulnerability that allows attackers to inject and execute shell commands through crafted GraphQL queries or metadata operations.
RemediationAI
Upgrade Hasura GraphQL Engine. Restrict access to the GraphQL endpoint. Implement query complexity limits.
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External POC / Exploit Code
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