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CVE-2023-4259
Potential buffer overflow vulnerabilities in the Zephyr eS-WiFi driver
High7.1EPSS 0.83%
- Published
- Updated
- Reserved
- Assigned by
- zephyr
Description
Two potential buffer overflow vulnerabilities at the following locations in the Zephyr eS-WiFi driver source code.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| zephyrCNA (assigner) | 3.1 | High7.1 | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H |
| NVDNVD · Modified | 3.1 | High8.8 | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.83% · top 42% of all CVEs (6 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.1.
Weakness
Affected products
- affected 1.14 – < 3.4
References (4)
- https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-gghm-c696-f4j4 (opens in a new tab)x_transferred
- http://www.openwall.com/lists/oss-security/2023/11/07/1 (opens in a new tab)x_transferred
- http://seclists.org/fulldisclosure/2023/Nov/1 (opens in a new tab)x_transferred
- http://packetstormsecurity.com/files/175657/Zephyr-RTOS-3.x.0-Buffer-Overflows.html (opens in a new tab)x_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-2023-4259)Record last updated .