CVE-2017-7484
HIGH severity · CVSS 7.5 · CWE-285
7.5CVSS HIGH
Summary
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.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactHigh
Integrity impactNone
Availability impactNone
Exploit probability (EPSS)1%
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://www.debian.org/security/2017/dsa-3851
- http://www.securityfocus.com/bid/98459Advisory
- http://www.securitytracker.com/id/1038476
- https://access.redhat.com/errata/RHSA-2017:1677
- https://access.redhat.com/errata/RHSA-2017:1678
- https://access.redhat.com/errata/RHSA-2017:1838
- https://access.redhat.com/errata/RHSA-2017:1983
- https://access.redhat.com/errata/RHSA-2017:2425