Information Exposure Affecting postgresql-9.6 package, versions <9.6.6-0+deb9u1


0.0
medium

Snyk CVSS

    Attack Complexity Low
    Confidentiality High

    Threat Intelligence

    EPSS 0.26% (66th percentile)
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NVD
6.5 medium
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Red Hat
3.1 low

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  • Snyk ID SNYK-DEBIAN9-POSTGRESQL96-282980
  • published 22 Nov 2017
  • disclosed 22 Nov 2017

How to fix?

Upgrade Debian:9 postgresql-9.6 to version 9.6.6-0+deb9u1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream postgresql-9.6 package and not the postgresql-9.6 package as distributed by Debian. See How to fix? for Debian:9 relevant fixed versions and status.

INSERT ... ON CONFLICT DO UPDATE commands in PostgreSQL 10.x before 10.1, 9.6.x before 9.6.6, and 9.5.x before 9.5.10 disclose table contents that the invoker lacks privilege to read. These exploits affect only tables where the attacker lacks full read access but has both INSERT and UPDATE privileges. Exploits bypass row level security policies and lack of SELECT privilege.