dracut: /dev/systty permissions could allow remote users to snoop on local users
Published Dec 7, 2010
4.0
MEDIUMCVSS 2.0
EPSS 2.32%
Description
plymouth-pretrigger.sh in dracut and udev, when running on Fedora 13 and 14, sets weak permissions for the /dev/systty device file, which allows remote authenticated users to read terminal data from tty0 for local users.
Affected products
No data.
- n/a
- n/a
Running on/with
- 13
- 14
No data.
Red Hat Enterprise Linux 6
dracut
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 6 | dracut | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
Not vulnerable. This issue did not affect the versions of dracut as shipped with Red Hat Enterprise Linux 6.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:S/C:P/I:N/A:N
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 (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.32% (0.02323) | 82.86th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.32% (0.02323) | 81.19th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.17% (0.00166) | 35.22th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.17% (0.00169) | 55.13th | v3 (v2023.03.01) |
| Jul 10, 2024 | 0.17% (0.00169) | 54.08th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.17% (0.00169) | 52.02th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.65% (0.01649) | 75.99th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.65% (0.01649) | 75.95th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.65% (0.01649) | 73.90th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.65% (0.01649) | 52.77th | v2 (v2022.01.01) |
References (12)
- http://lists.fedoraproject.org/pipermail/package-announce/2010-December/051755.html vendor-advisoryx_refsource_FEDORAMailing ListThird Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2010-November/051418.html vendor-advisoryx_refsource_FEDORAMailing ListThird Party Advisory
- http://secunia.com/advisories/42342 third-party-advisoryx_refsource_SECUNIANot Applicable
- http://secunia.com/advisories/42451 third-party-advisoryx_refsource_SECUNIANot Applicable
- http://www.securityfocus.com/bid/45046 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.vupen.com/english/advisories/2010/3062 vdb-entryx_refsource_VUPENPermissions Required
- http://www.vupen.com/english/advisories/2010/3110 vdb-entryx_refsource_VUPENPermissions Required
- https://access.redhat.com/security/cve/CVE-2010-4176 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=654489 x_refsource_CONFIRMIssue TrackingThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=654935 x_refsource_CONFIRMIssue TrackingThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2010-4176
- https://www.cve.org/CVERecord?id=CVE-2010-4176
Change history (0)
No recorded changes yet.