Missing Authorization

Affecting postgresql package, versions <11.7-r0

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Overview

Affected versions of this package are vulnerable to Missing Authorization. A flaw was found in PostgreSQL's "ALTER ... DEPENDS ON EXTENSION", where sub-commands did not perform authorization checks. An authenticated attacker could use this flaw in certain configurations to perform drop objects such as function, triggers, et al., leading to database corruption. This issue affects PostgreSQL versions before 12.2, before 11.7, before 10.12 and before 9.6.17.

Remediation

Upgrade postgresql to version or higher.

References

CVSS Score

6.5
medium severity
  • Attack Vector
    Network
  • Attack Complexity
    Low
  • Privileges Required
    Low
  • User Interaction
    None
  • Scope
    Unchanged
  • Confidentiality
    None
  • Integrity
    High
  • Availability
    None
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
CVE
CVE-2020-1720
CWE
CWE-285 CWE-862
Snyk ID
SNYK-ALPINE39-POSTGRESQL-587907
Disclosed
17 Mar, 2020
Published
21 Jul, 2020