CVE-2017-7548

Description

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.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.68% Top 30%
Vendor Advisory debian.org Vendor Advisory redhat.com Vendor Advisory debian.org Vendor Advisory gentoo.org Vendor Advisory redhat.com Vendor Advisory postgresql.org
Affected: PostgreSQL postgresql
Published at:
Updated at:

References

Link Tags
http://www.debian.org/security/2017/dsa-3936 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2017:2678 third party advisory vendor advisory
http://www.debian.org/security/2017/dsa-3935 third party advisory vendor advisory
http://www.securitytracker.com/id/1039142 third party advisory vdb entry
https://www.postgresql.org/about/news/1772/ vendor advisory
http://www.securityfocus.com/bid/100276 third party advisory vdb entry
https://security.gentoo.org/glsa/201710-06 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2017:2677 third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2017-7548?
CVE-2017-7548 has been scored as a high severity vulnerability.
How to fix CVE-2017-7548?
To fix CVE-2017-7548, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-7548 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2017-7548 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2017-7548?
CVE-2017-7548 affects PostgreSQL postgresql.
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