HIGH
wolfSSL before 5.4.0 allows remote attackers to cause a denial of service via DTLS because a check for return-routability can be skipped
Published Aug 8, 2022
7.5
HIGHCVSS 3.1
EPSS 1.40%
Description
wolfSSL before 5.4.0 allows remote attackers to cause a denial of service via DTLS because a check for return-routability can be skipped.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
7.5 HIGH NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact None
Integrity Impact None
Availability Impact High
No CVSS v3.0 score for this CVE.
No CVSS v2.0 score for this CVE.
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
1.40% 0.01403
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.
EPSS probability 0.01403
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 (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 1.40% (0.01403) | 71.62th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.19% (0.01185) | 63.64th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.58% (0.00581) | 67.01th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.16% (0.00161) | 54.02th | v3 (v2023.03.01) |
| Feb 29, 2024 | 0.16% (0.00161) | 51.63th | v3 (v2023.03.01) |
| Jan 19, 2024 | 0.15% (0.00148) | 50.87th | v3 (v2023.03.01) |
| Sep 10, 2023 | 0.13% (0.00134) | 47.96th | v3 (v2023.03.01) |
| Aug 15, 2023 | 0.12% (0.00119) | 45.28th | v3 (v2023.03.01) |
| Jul 9, 2023 | 0.10% (0.00103) | 41.20th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.09% (0.00087) | 35.08th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.05% (0.01055) | 52.13th | v2 (v2022.01.01) |
| Feb 28, 2023 | 1.05% (0.01055) | 52.09th | v2 (v2022.01.01) |
| Aug 9, 2022 | 1.05% (0.01055) | 50.06th | v2 (v2022.01.01) |
Weaknesses (0)
No CWE recorded.
References (2)
- http://www.openwall.com/lists/oss-security/2022/08/08/6 mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- https://github.com/wolfSSL/wolfssl/releases/tag/v5.4.0-stable x_refsource_CONFIRMRelease NotesThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.openwall.com/lists/oss-security/2022/08/08/6 | mailing-listx_refsource_MLISTMailing ListThird Party Advisory | |
| https://github.com/wolfSSL/wolfssl/releases/tag/v5.4.0-stable | x_refsource_CONFIRMRelease NotesThird Party Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Aug 8, 2022
Updated Aug 3, 2024
Reserved Jun 22, 2022
Link CVE-2022-34293
CISA Vulnrichment
Updated n/a