Vulnerability Report

CVE-2017-8806

Title: Postgresql Denial of Service (DoS)

DoS

Proof Of Concept

No public PoC currently indexed for CVE-2017-8806.

CWE Category CWE-59

Published Date Nov 13, 2017

Modified Date Jun 17, 2026

Exploit Status Not Found

Score 5.5 CVSS v3.1

Exploit Probability (EPSS)

0.42%

Vulnerability Summary

CVE-2017-8806: 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.

Impacted Vendors

anynines 1

postgresql 1

Reference Links

http://metadata.ftp-master.debian.org/changelogs/main/p/postgresql-common/postgresql-common_181+deb9u1_changelog http://www.securityfocus.com/bid/101810 https://usn.ubuntu.com/usn/usn-3476-1/ https://www.debian.org/security/2017/dsa-4029 http://metadata.ftp-master.debian.org/changelogs/main/p/postgresql-common/postgresql-common_181+deb9u1_changelog http://www.securityfocus.com/bid/101810 https://usn.ubuntu.com/usn/usn-3476-1/ https://www.debian.org/security/2017/dsa-4029

CVSS v3.1

Source Entity [email protected]

Severity MEDIUM

5.5

Attack Vector

LOCAL

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

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

CVSS v2.0

Source Entity [email protected]

Severity LOW

3.6

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:L/AC:L/Au:N/C:N/I:P/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns