HIGH
fwknop before 2.0.3 allow remote authenticated users to cause a denial of service (server crash) or possibly execute arbitrary code
Published Jan 9, 2020
8.8
HIGHCVSS 3.1
EPSS 3.31%
Description
fwknop before 2.0.3 allow remote authenticated users to cause a denial of service (server crash) or possibly execute arbitrary code.
Affected products
-
- Version before 2.0.3StatusaffectedConstraints-
- Version
- < 2.0.3
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.
8.8 HIGH NVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
No CVSS v3.0 score for this CVE.
6.5 MEDIUM NVD
AV:N/AC:L/Au:S/C:P/I:P/A:P
Access Vector Network
Access Complexity Low
Authentication Single
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
3.31% 0.03311
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.03311
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 (15 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.31% (0.03311) | 88.16th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.31% (0.03311) | 86.93th | v5 (v2026.06.15) |
| Apr 23, 2026 | 2.76% (0.02762) | 86.06th | v4 (v2025.03.14) |
| Mar 30, 2025 | 5.49% (0.05489) | 89.24th | v4 (v2025.03.14) |
| Mar 29, 2025 | 11.89% (0.11887) | 89.53th | v4 (v2025.03.14) |
| Mar 17, 2025 | 5.49% (0.05489) | 89.50th | v4 (v2025.03.14) |
| Dec 12, 2024 | 2.50% (0.02498) | 90.50th | v3 (v2023.03.01) |
| Aug 23, 2023 | 2.50% (0.02498) | 88.73th | v3 (v2023.03.01) |
| Jul 8, 2023 | 2.05% (0.02055) | 87.46th | v3 (v2023.03.01) |
| May 29, 2023 | 1.95% (0.01946) | 86.94th | v3 (v2023.03.01) |
| May 8, 2023 | 1.38% (0.01381) | 84.28th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.00% (0.00998) | 81.27th | v3 (v2023.03.01) |
| Mar 6, 2023 | 3.39% (0.03391) | 84.41th | v2 (v2022.01.01) |
| Apr 1, 2022 | 3.39% (0.03391) | 82.82th | v2 (v2022.01.01) |
| Feb 4, 2022 | 3.39% (0.03391) | 65.92th | v2 (v2022.01.01) |
Weaknesses (1)
References (3)
- http://www.cipherdyne.org/blog/2012/09/software-release-fwknop-2.0.3.html x_refsource_MISCRelease NotesVendor Advisory
- http://www.openwall.com/lists/oss-security/2012/09/19/2 x_refsource_MISCExploitMailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2012/09/20/4 x_refsource_MISCExploitMailing ListThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.cipherdyne.org/blog/2012/09/software-release-fwknop-2.0.3.html | x_refsource_MISCRelease NotesVendor Advisory | |
| http://www.openwall.com/lists/oss-security/2012/09/19/2 | x_refsource_MISCExploitMailing ListThird Party Advisory | |
| http://www.openwall.com/lists/oss-security/2012/09/20/4 | x_refsource_MISCExploitMailing ListThird Party Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner redhat
Published Jan 9, 2020
Updated Aug 6, 2024
Reserved Aug 21, 2012
Link CVE-2012-4434
CISA Vulnrichment
Updated n/a