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CVE-2024-2873
User authentication bypass in wolfSSH server
Critical9.1EPSS 0.62%
- Published
- Updated
- Reserved
- Assigned by
- wolfSSL
Description
A vulnerability was found in wolfSSH's server-side state machine before versions 1.4.17. A malicious client could create channels without first performing user authentication, resulting in unauthorized access.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| wolfSSLCNA (assigner) | 3.1 | Critical9.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N |
| NVDNVD · Analyzed | 3.1 | Critical9.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N |
- EPSS (exploitation in 30 days)
- 0.62% · top 50% of all CVEs (6 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: yes · Technical impact: total
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.1.
Weakness
Affected products
- affected ≤ v1.4.16
What to do
Solution: The fix for this issue is located in the following GitHub Pull Requests: * https://github.com/wolfSSL/wolfssh/pull/670 * https://github.com/wolfSSL/wolfssh/pull/671
References (3)
- https://github.com/wolfSSL/wolfssh/pull/670 (opens in a new tab)patchx_transferred
- https://github.com/wolfSSL/wolfssh/pull/671 (opens in a new tab)patchx_transferred
- https://www.wolfssl.com/docs/security-vulnerabilities/ (opens in a new tab)vendor-advisoryx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2024-2873)Record last updated .