CRITICAL
The ftpd gem 0.2.1 for Ruby allows remote attackers to execute arbitrary OS commands via shell metacharacters in a LIST or NLST command argument within FTP protocol traffic
Published Jan 26, 2021
9.8
CRITICALCVSS 3.1
EPSS 3.54%
Description
The ftpd gem 0.2.1 for Ruby allows remote attackers to execute arbitrary OS commands via shell metacharacters in a LIST or NLST command argument within FTP protocol traffic.
Affected products
No data.
- 0.2.1
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.
9.8 CRITICAL NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
No CVSS v3.0 score for this CVE.
10.0 HIGH NVD
AV:N/AC:L/Au:N/C:C/I:C/A:C
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
3.54% 0.03544
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.03544
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 (16 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.54% (0.03544) | 88.91th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.54% (0.03544) | 87.75th | v5 (v2026.06.15) |
| Mar 17, 2025 | 2.84% (0.02838) | 85.27th | v4 (v2025.03.14) |
| Jan 2, 2025 | 9.83% (0.09830) | 94.85th | v3 (v2023.03.01) |
| Dec 17, 2024 | 7.97% (0.07968) | 94.26th | v3 (v2023.03.01) |
| May 31, 2024 | 2.07% (0.02073) | 89.03th | v3 (v2023.03.01) |
| Nov 22, 2023 | 2.28% (0.02281) | 88.46th | v3 (v2023.03.01) |
| Nov 7, 2023 | 4.27% (0.04274) | 91.32th | v3 (v2023.03.01) |
| Oct 12, 2023 | 4.59% (0.04593) | 91.60th | v3 (v2023.03.01) |
| Sep 2, 2023 | 4.19% (0.04186) | 91.12th | v3 (v2023.03.01) |
| Apr 20, 2023 | 3.42% (0.03417) | 90.02th | v3 (v2023.03.01) |
| Mar 7, 2023 | 3.02% (0.03018) | 89.38th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.05% (0.01055) | 52.13th | v2 (v2022.01.01) |
| Sep 17, 2022 | 1.05% (0.01055) | 50.47th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.05% (0.01055) | 48.43th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.05% (0.01055) | 27.52th | v2 (v2022.01.01) |
Weaknesses (1)
References (6)
- http://vapidlabs.com/advisory.php?v=34 x_refsource_MISCExploitThird Party Advisory
- https://github.com/advisories/GHSA-7vxr-6cxg-j3x8 Advisory
- https://github.com/rubysec/ruby-advisory-db/blob/master/gems/ftpd/CVE-2013-2512.yml
- https://github.com/wconrad/ftpd/commit/828064f1a0ab69b2642c59cab8292a67bb44182c
- https://nvd.nist.gov/vuln/detail/CVE-2013-2512
- https://web.archive.org/web/20210206231123/http://vapidlabs.com/advisory.php?v=34
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Jan 26, 2021
Updated Aug 6, 2024
Reserved Mar 8, 2013
Link CVE-2013-2512
CISA Vulnrichment
GHSA-7VXR-6CXG-J3X8 Updated n/a