mgetty: Stack-based buffer overflow in contrib/scrts.c triggered via command line parameter
Published Sep 13, 2018
7.8
HIGHCVSS 3.0
EPSS 0.45%
Description
An issue was discovered in mgetty before 1.2.1. In contrib/scrts.c, a stack-based buffer overflow can be triggered via a command-line parameter.
Affected products
No data.
- < 1.2.1
No data.
Red Hat Enterprise Linux 5
mgetty
Not affected
Red Hat Enterprise Linux 6
mgetty
Not affected
Red Hat Enterprise Linux 7
mgetty
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | mgetty | Not affected | n/a |
| Red Hat Enterprise Linux 6 | mgetty | Not affected | n/a |
| Red Hat Enterprise Linux 7 | mgetty | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue did not affect the versions of mgetty as shipped with Red Hat Enterprise Linux 5, 6 and 7 as they did not include the scrts binary, which is found in the contribs directory of the upstream source code.
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
1 other source (Red Hat) ▾
CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
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
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.45% (0.00448) | 36.61th | v5 (v2026.06.15) |
| Sep 20, 2026 | 0.45% (0.00448) | 38.30th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.05% (0.00051) | 20.64th | v3 (v2023.03.01) |
| Jun 13, 2024 | 0.05% (0.00051) | 20.07th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.05% (0.00051) | 18.04th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.89% (0.00885) | 10.50th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.42% (0.00416) | 10.04th | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.42% (0.00416) | 0.00th | v1 |
References (5)
- https://access.redhat.com/security/cve/CVE-2018-16742 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1629971 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2018-16742
- https://www.cve.org/CVERecord?id=CVE-2018-16742
- https://www.x41-dsec.de/lab/advisories/x41-2018-007-mgetty x_refsource_MISCExploitThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://access.redhat.com/security/cve/CVE-2018-16742 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1629971 | Issue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2018-16742 | ||
| https://www.cve.org/CVERecord?id=CVE-2018-16742 | ||
| https://www.x41-dsec.de/lab/advisories/x41-2018-007-mgetty | x_refsource_MISCExploitThird Party Advisory |
Change history (0)
No recorded changes yet.