Missing Authorization Affecting postgresql-plperl package, versions <0:9.2.21-1.el7
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Start learning- Snyk IDSNYK-CENTOS7-POSTGRESQLPLPERL-2086327
- published26 Jul 2021
- disclosed11 May 2017
Introduced: 11 May 2017
CVE-2017-7484 (opens in a new tab)How to fix?
Upgrade Centos:7 postgresql-plperl to version 0:9.2.21-1.el7 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream postgresql-plperl package and not the postgresql-plperl package as distributed by Centos.
See How to fix? for Centos:7 relevant fixed versions and status.
It was found that some selectivity estimation functions in PostgreSQL before 9.2.21, 9.3.x before 9.3.17, 9.4.x before 9.4.12, 9.5.x before 9.5.7, and 9.6.x before 9.6.3 did not check user privileges before providing information from pg_statistic, possibly leaking information. An unprivileged attacker could use this flaw to steal some information from tables they are otherwise not allowed to access.
References
- http://www.securityfocus.com/bid/98459
- https://www.postgresql.org/about/news/1746/
- https://access.redhat.com/security/cve/CVE-2017-7484
- http://www.debian.org/security/2017/dsa-3851
- https://security.gentoo.org/glsa/201710-06
- https://access.redhat.com/errata/RHSA-2017:1983
- http://www.securitytracker.com/id/1038476