CVE-2017-8806

Description

The Debian pg_ctlcluster, pg_createcluster, and pg_upgradecluster scripts, as distributed in the Debian postgresql-common package before 181+deb9u1 for PostgreSQL (and other packages related to Debian and Ubuntu), handled symbolic links insecurely, which could result in local denial of service by overwriting arbitrary files.

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.16%
Third-Party Advisory debian.org Third-Party Advisory securityfocus.com Third-Party Advisory ubuntu.com Third-Party Advisory debian.org
Affected: n/a PostgreSQL-related scripts that are specific to Debian and Ubuntu
Published at:
Updated at:

References

Link Tags
http://metadata.ftp-master.debian.org/changelogs/main/p/postgresql-common/postgresql-common_181+deb9u1_changelog issue tracking third party advisory broken link
http://www.securityfocus.com/bid/101810 vdb entry third party advisory broken link
https://usn.ubuntu.com/usn/usn-3476-1/ issue tracking third party advisory
https://www.debian.org/security/2017/dsa-4029 issue tracking third party advisory

Frequently Asked Questions

What is the severity of CVE-2017-8806?
CVE-2017-8806 has been scored as a medium severity vulnerability.
How to fix CVE-2017-8806?
To fix CVE-2017-8806, 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-2017-8806 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2017-8806 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2017-8806?
CVE-2017-8806 affects n/a PostgreSQL-related scripts that are specific to Debian and Ubuntu.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.