sos: Usage of predictable temporary files allows privilege escalation
Published Nov 6, 2017
8.5
HIGHCVSS 4.0
EPSS 0.44%
Description
sosreport in SoS 3.x allows local users to obtain sensitive information from sosreport files or gain privileges via a symlink attack on an archive file in a temporary directory, as demonstrated by sosreport-$hostname-$date.tar in /tmp/sosreport-$hostname-$date.
Affected products
No data.
Configuration 1
- ≥ 3.0 · ≤ 3.8
Configuration 2
- 14.04
- 15.04
- 15.10
Configuration 3
- 6.0
- 7.0
- 6.0
- 7.0
- 7.2
- 7.3
- 7.4
- 7.6
- 7.7
- 6.7
- 7.2
- 7.3
- 7.4
- 7.5
- 7.6
- 7.7
- 7.2
- 7.3
- 7.6
- 7.7
- 6.0
- 7.0
No data.
Red Hat Enterprise Linux 6
sos-0:3.2-28.el6_7.2
Fixed · RHSA-2016:0152
Red Hat Enterprise Linux 7
sos-0:3.2-35.el7_2.3
Fixed · RHSA-2016:0188
Red Hat Enterprise Linux 5
sos
Will not fix
Red Hat Enterprise Linux OpenStack Platform 7 (Kilo)
sos
Will not fix
Red Hat OpenStack Platform 8 (Liberty)
sos
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 6 | sos-0:3.2-28.el6_7.2 | Fixed | RHSA-2016:0152 |
| Red Hat Enterprise Linux 7 | sos-0:3.2-35.el7_2.3 | Fixed | RHSA-2016:0188 |
| Red Hat Enterprise Linux 5 | sos | Will not fix | n/a |
| Red Hat Enterprise Linux OpenStack Platform 7 (Kilo) | sos | Will not fix | n/a |
| Red Hat OpenStack Platform 8 (Liberty) | sos | Not affected | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
No CVSS v3.0 score for this CVE.
AV:L/AC:L/Au:N/C:P/I:P/A:P
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 (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.44% (0.00442) | 36.06th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.44% (0.00442) | 34.97th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.11% (0.00113) | 27.49th | 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 | 1.10% (0.01104) | 54.09th | v2 (v2022.01.01) |
| Feb 13, 2023 | 1.10% (0.01104) | 53.53th | v2 (v2022.01.01) |
| Feb 3, 2023 | 1.28% (0.01282) | 67.60th | v2 (v2022.01.01) |
| Sep 17, 2022 | 1.10% (0.01104) | 52.45th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.10% (0.01104) | 50.41th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.10% (0.01104) | 28.85th | v2 (v2022.01.01) |
References (14)
- http://rhn.redhat.com/errata/RHSA-2016-0152.html vendor-advisoryx_refsource_REDHATThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2016-0188.html vendor-advisoryx_refsource_REDHATThird Party Advisory
- http://www.securityfocus.com/bid/83162 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/USN-2845-1 vendor-advisoryx_refsource_UBUNTUIssue TrackingThird Party Advisory
- https://access.redhat.com/errata/RHSA-2016:0152 x_refsource_MISCIssue TrackingThird Party Advisory
- https://access.redhat.com/errata/RHSA-2016:0188 x_refsource_MISCIssue TrackingThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2015-7529 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1282542 x_refsource_CONFIRMIssue TrackingThird Party Advisory
- https://github.com/advisories/GHSA-3g56-2hh3-35ph Advisory
- https://github.com/pypa/advisory-database/tree/main/vulns/sosreport/PYSEC-2017-73.yaml
- https://github.com/sosreport/sos/issues/696 x_refsource_CONFIRMIssue TrackingPatchThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2015-7529
- https://web.archive.org/web/20160416033632/http://www.securityfocus.com/bid/83162
- https://www.cve.org/CVERecord?id=CVE-2015-7529
Change history (0)
No recorded changes yet.