Home/CVE/The Debian pg_ctlcluster, pg_createcluster, and pg_upgradecluster scripts, as distributed in the Debian postgresql-commo
CVE

CVE-2017-8806

The Debian pg_ctlcluster, pg_createcluster, and pg_upgradecluster scripts, as distributed in the Debian postgresql-commo

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.

MEDIUM · CVSS 5.5 EPSS 0.00128
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

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

Affected Products & Versions

1
postgresqlall versions
▣

Scoring & Timeline

5.5
MEDIUM · CVSS v3.1 · security@debian.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD13 Nov 2017 · 09:29 AM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
⚑

Vendor Advisories

2
usnUSN-3476-2
usnUSN-3476-1
🔗

References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://metadata.ftp-master.debian.org/changelogs/main/p/postgresql-common/postgresql-common_181+deb9u1_changelogBroken LinkIssue TrackingThird Party Advisory
http://www.securityfocus.com/bid/101810Broken LinkThird Party AdvisoryVDB Entry
https://usn.ubuntu.com/usn/usn-3476-1/Issue TrackingThird Party Advisory
https://www.debian.org/security/2017/dsa-4029Issue TrackingThird Party Advisory
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