CVE-2017-7548

7.5 HIGH 4% exploit odds Fix listed

What it is

PostgreSQL versions before 9.4.13, 9.5.8 and 9.6.4 are vulnerable to authorization flaw allowing remote authenticated attackers with no privileges on a large object to overwrite the entire contents of the object, resulting in a denial of service.

At a glance

Exploitability: Can be exploited over the network without logging in. High risk of data tampering.
Exploit odds: 3.5% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2017-08-16 18:29 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-17 01:24 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 3.5% in the next 30 days (EPSS).
Severity: 7.5 HIGH (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2017-08-16 18:29 UTC
Last modified: 2026-06-17 01:24 UTC
Exploit probability: 3.5% · EPSS, next 30 days
Weakness: CWE-862 · Missing authorization
Record status: Modified

Affected

PostgreSQL < 9.4.13
PostgreSQL < 9.5.8
PostgreSQL < 9.6.4
Debian Linux 8.0
Debian Linux 9.0

Attack profile CVSS 3.1 · 7.5

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None
Scope: Unchanged
Confidentiality: None
Integrity: High
Availability: None

Raw vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2017-7548.md and follow it. Check whether this project is affected by CVE-2017-7548. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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Fix and advisories

References

NVD record · CVE.org record