Auth bypass in Postgresql
CVE-2017-7484
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.
EPSS: 0.026 (83.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Postgresql — versions 9.3, 9.3.1, 9.3.2
- The Postgresql Global Development Group — versions 9.2 - 9.6
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (vdb-entry, x_refsource_SECTRACK)
- secalert@redhat.com (vendor-advisory, x_refsource_DEBIAN)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_CONFIRM, Vendor Advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- secalert@redhat.com (vendor-advisory, x_refsource_GENTOO)
Frequently asked questions
- What is CVE-2017-7484?
- CVE-2017-7484 is a high-severity vulnerability in Postgresql, classified under Improper Authorization. CVSS score: 7.5/10. Published 2017-05-12.
- How severe is CVE-2017-7484?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2017-7484 known to be exploited?
- 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.