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.

CVSS v3.0 5.5 MEDIUM
CVSS v2.0 3.6 LOW

5.5^/10

CVSS v3.0 : MEDIUM

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

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

3.6^/10

CVSS v2.0 : LOW

Vector : AV:L/AC:L/Au:N/C:N/I:P/A:P

Exploitability : 3.9 / Impact : 4.9

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://www.debian.org/security/2017/dsa-4029	Issue Tracking Third Party Advisory
https://usn.ubuntu.com/usn/usn-3476-1/	Issue Tracking Third Party Advisory
http://metadata.ftp-master.debian.org/changelogs/main/p/postgresql-common/postgresql-common_181+deb9u1_changelog	Issue Tracking Third Party Advisory
http://www.securityfocus.com/bid/101810	Third Party Advisory VDB Entry

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Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:postgresql:postgresql:-:::::ubuntu::
	cpe:2.3:a:postgresql:postgresql:-:::::debian::

Configuration 2 (hide)

OR	cpe:2.3:o:canonical:ubuntu_linux:17.04:::::::*
	cpe:2.3:o:canonical:ubuntu_linux:14.04::::lts:::
	cpe:2.3:o:canonical:ubuntu_linux:16.04::::lts:::
	cpe:2.3:o:debian:debian_linux:8.0:::::::*
	cpe:2.3:o:debian:debian_linux:9.0:::::::*
	cpe:2.3:o:canonical:ubuntu_linux:17.10:::::::*

Information

Published : 2017-11-13 01:29

Updated : 2017-12-08 10:42

NVD link : CVE-2017-8806

Mitre link : CVE-2017-8806

JSON object : View

CWE

CWE-59

Improper Link Resolution Before File Access ('Link Following')

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Products Affected

debian

debian_linux

canonical

ubuntu_linux

postgresql

postgresql

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