ncurses: Stack-based buffer overflow caused by format string vulnerability in fmt_entry function
Published Jun 29, 2017
9.8
CRITICALCVSS 3.0
EPSS 4.26%
Description
In ncurses 6.0, there is a format string vulnerability in the fmt_entry function. A crafted input will lead to a remote arbitrary code execution attack.
Affected products
No data.
- 6.0
No data.
Red Hat Enterprise Linux 5
ncurses
Will not fix
Red Hat Enterprise Linux 6
ncurses
Will not fix
Red Hat Enterprise Linux 7
ncurses
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | ncurses | Will not fix | n/a |
| Red Hat Enterprise Linux 6 | ncurses | Will not fix | n/a |
| Red Hat Enterprise Linux 7 | ncurses | Will not fix | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
Red Hat considers this issue as a duplicate of CVE-2017-10684.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AV:N/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
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (19 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 4.26% (0.04257) | 90.75th | v5 (v2026.06.15) |
| Jun 15, 2026 | 4.26% (0.04257) | 89.75th | v5 (v2026.06.15) |
| Mar 30, 2025 | 0.64% (0.00644) | 68.23th | v4 (v2025.03.14) |
| Mar 29, 2025 | 4.27% (0.04272) | 81.03th | v4 (v2025.03.14) |
| Jul 20, 2024 | 2.14% (0.02138) | 89.40th | v3 (v2023.03.01) |
| Jan 31, 2024 | 2.14% (0.02138) | 88.17th | v3 (v2023.03.01) |
| Oct 3, 2023 | 1.89% (0.01893) | 87.11th | v3 (v2023.03.01) |
| Jul 15, 2023 | 1.82% (0.01818) | 86.57th | v3 (v2023.03.01) |
| Jun 9, 2023 | 1.61% (0.01606) | 85.56th | v3 (v2023.03.01) |
| May 9, 2023 | 1.14% (0.01138) | 82.60th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.11% (0.01115) | 82.31th | v3 (v2023.03.01) |
| Mar 6, 2023 | 2.17% (0.02166) | 80.16th | v2 (v2022.01.01) |
| Apr 1, 2022 | 2.17% (0.02166) | 78.21th | v2 (v2022.01.01) |
| Mar 26, 2022 | 2.17% (0.02166) | 57.92th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.98% (0.01978) | 56.34th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.37% (0.01374) | 32.00th | v1 |
| Jan 6, 2022 | 1.37% (0.01374) | 31.26th | v1 |
| Sep 1, 2021 | 1.37% (0.01374) | 70.79th | v1 |
| Apr 14, 2021 | 1.37% (0.01374) | 0.00th | v1 |
References (6)
- https://access.redhat.com/security/cve/CVE-2017-10685 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1464692 x_refsource_MISCIssue Tracking
- https://bugzilla.redhat.com/show_bug.cgi?id=1473312 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2017-10685
- https://security.gentoo.org/glsa/201804-13 vendor-advisoryx_refsource_GENTOO
- https://www.cve.org/CVERecord?id=CVE-2017-10685
| Link | Providers | Tags |
|---|---|---|
| https://access.redhat.com/security/cve/CVE-2017-10685 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1464692 | x_refsource_MISCIssue Tracking | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1473312 | Issue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2017-10685 | ||
| https://security.gentoo.org/glsa/201804-13 | vendor-advisoryx_refsource_GENTOO | |
| https://www.cve.org/CVERecord?id=CVE-2017-10685 |
Change history (0)
No recorded changes yet.