CVE-2017-7486

CVE-2017-7486 is a high-severity vulnerability in Postgresql with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-200.

Key facts

• Severity: High (CVSS 3.x base score 7.5)
• CVSS v2: 5.0
• EPSS exploit prediction: 6% (93rd percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-200
• Affected product: Postgresql
• Published: 2017-05-12
• Last modified: 2026-06-17

Description

PostgreSQL versions 8.4 - 9.6 are vulnerable to information leak in pg_user_mappings view which discloses foreign server passwords to any user having USAGE privilege on the associated foreign server.

Frequently asked questions

What is CVE-2017-7486?

PostgreSQL versions 8.4 - 9.6 are vulnerable to information leak in pg_user_mappings view which discloses foreign server passwords to any user having USAGE privilege on the associated foreign server.

How severe is CVE-2017-7486?

CVE-2017-7486 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2017-7486 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 6% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-7486?

CVE-2017-7486 primarily affects Postgresql. In total, 134 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2017-7486?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2017-7486 published?

CVE-2017-7486 was published on 2017-05-12 and last updated on 2026-06-17.

References

• http://www.debian.org/security/2017/dsa-3851
• http://www.securityfocus.com/bid/98460
• 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
• https://security.gentoo.org/glsa/201710-06
• https://www.postgresql.org/about/news/1746/

Affected products (134)

• cpe:2.3:a:postgresql:postgresql:8.4:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:8.4.1:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:8.4.2:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:8.4.3:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:8.4.4:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:8.4.5:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:8.4.6:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:8.4.7:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:8.4.8:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:8.4.9:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:8.4.10:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:8.4.11:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:8.4.12:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:8.4.13:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:8.4.14:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:8.4.15:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:8.4.16:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:8.4.17:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:8.4.18:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:8.4.19:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:8.4.20:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:8.4.21:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:8.4.22:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:9.0:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:9.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:9.0.2:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:9.0.3:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:9.0.4:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:9.0.5:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:9.0.6:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:9.0.7:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:9.0.8:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:9.0.9:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:9.0.10:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:9.0.11:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:9.0.12:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:9.0.13:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:9.0.14:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:9.0.15:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:9.0.16:*:*:*:*:*:*:*

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