The pg_ctlcluster script in postgresql-common package in Debian wheezy before 134wheezy5, in Debian jessie before 165+deb8u2, in Debian unstable before 178, in Ubuntu 12.04 LTS before 129ubuntu1.2, in Ubuntu 14.04 LTS before 154ubuntu1.1, in Ubuntu 16.04 LTS before 173ubuntu0.1, in Ubuntu 17.04 before 179ubuntu0.1, and in Ubuntu 17.10 before 184ubuntu1.1 allows local users to gain root privileges via a symlink attack on a logfile in /var/log/postgresql
Published Dec 5, 2017
7.8
HIGHCVSS 3.0
EPSS 0.42%
Description
The pg_ctlcluster script in postgresql-common package in Debian wheezy before 134wheezy5, in Debian jessie before 165+deb8u2, in Debian unstable before 178, in Ubuntu 12.04 LTS before 129ubuntu1.2, in Ubuntu 14.04 LTS before 154ubuntu1.1, in Ubuntu 16.04 LTS before 173ubuntu0.1, in Ubuntu 17.04 before 179ubuntu0.1, and in Ubuntu 17.10 before 184ubuntu1.1 allows local users to gain root privileges via a symlink attack on a logfile in /var/log/postgresql.
Affected products
No data.
Configuration 1
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Running on/with
- 7.0
Configuration 2
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- 154
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- 164
Running on/with
- 8.0
Configuration 3
- 122
- 122ubuntu1
- 124
- 125
- 126
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- 128
- 129
- 129ubuntu1
Running on/with
- 12.04
Configuration 4
- 148
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- 150
- 151
- 152
- 153
- 153bzr1
- 154
- 154ubuntu1
Running on/with
- 14.04
Configuration 5
- 169git1
- 170
- 171
- 172
- 172ubuntu1
- 173
Running on/with
- 16.04
Configuration 6
- 176\+git1
- 177git1
- 177ubuntu1
- 178
- 179
Running on/with
- 17.04
Configuration 7
- 179
- 181
- 181ubuntu1
- 183
- 184
- 184ubuntu1
Running on/with
- 17.10
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
AV:L/AC:L/Au:N/C:C/I:C/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.42% (0.00421) | 34.15th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.42% (0.00421) | 33.46th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.03% (0.00034) | 6.52th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00042) | 5.07th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00042) | 5.63th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.95% (0.00950) | 32.28th | v2 (v2022.01.01) |
| Sep 10, 2022 | 0.95% (0.00950) | 30.63th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.95% (0.00950) | 28.61th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.95% (0.00950) | 13.46th | v2 (v2022.01.01) |
References (4)
- http://www.ubuntu.com/usn/USN-3476-1 vendor-advisoryx_refsource_UBUNTUIssue TrackingThird Party Advisory
- http://www.ubuntu.com/usn/USN-3476-2 vendor-advisoryx_refsource_UBUNTUIssue TrackingThird Party Advisory
- https://anonscm.debian.org/cgit/pkg-postgresql/postgresql-common.git/commit/?id=c8989206ec360f199400c74f129f7b4cb878c1ee x_refsource_CONFIRMIssue TrackingPatchVendor Advisory
- https://lists.debian.org/debian-lts-announce/2017/01/msg00002.html mailing-listx_refsource_MLISTIssue TrackingVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.ubuntu.com/usn/USN-3476-1 | vendor-advisoryx_refsource_UBUNTUIssue TrackingThird Party Advisory | |
| http://www.ubuntu.com/usn/USN-3476-2 | vendor-advisoryx_refsource_UBUNTUIssue TrackingThird Party Advisory | |
| https://anonscm.debian.org/cgit/pkg-postgresql/postgresql-common.git/commit/?id=c8989206ec360f199400c74f129f7b4cb878c1ee | x_refsource_CONFIRMIssue TrackingPatchVendor Advisory | |
| https://lists.debian.org/debian-lts-announce/2017/01/msg00002.html | mailing-listx_refsource_MLISTIssue TrackingVendor Advisory |
Change history (0)
No recorded changes yet.