VULNERABILITY INTELLIGENCE

CVE-2017-8806

CVSS score5.5 MEDIUM
EPSS probability0.42%
CISA KEVNot currently listed
Published2017-11-13
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

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.

Weakness classification

  • CWE-59: Improper Link Resolution Before File Access ('Link Following')

Primary references