{"id":"CVE-2023-4259","summary":"Potential buffer overflow vulnerabilities in the Zephyr eS-WiFi driver","details":"Two potential buffer overflow vulnerabilities at the following locations in the Zephyr eS-WiFi driver source code.","aliases":["GHSA-gghm-c696-f4j4"],"modified":"2026-07-08T07:34:32.434572506Z","published":"2023-09-25T23:05:40.753Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/4xxx/CVE-2023-4259.json","cwe_ids":["CWE-120","CWE-193"],"cna_assigner":"zephyr"},"references":[{"type":"WEB","url":"http://packetstormsecurity.com/files/175657/Zephyr-RTOS-3.x.0-Buffer-Overflows.html"},{"type":"WEB","url":"http://seclists.org/fulldisclosure/2023/Nov/1"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2023/11/07/1"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/4xxx/CVE-2023-4259.json"},{"type":"ADVISORY","url":"https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-gghm-c696-f4j4"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-4259"},{"type":"PACKAGE","url":"https://github.com/zephyrproject-rtos/zephyr"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/zephyrproject-rtos/zephyr","events":[{"introduced":"cebe11544ebeaed9a0c9ffd722c1639fa7463cbe"},{"fixed":"356c8cbe63ae01b3ab438382639d25bb418a0213"}],"database_specific":{"source":"AFFECTED_FIELD","extracted_events":[{"introduced":"1.14"},{"fixed":"3.4"}]}}],"versions":["v3.4.0-rc3","v3.4.0-rc2","v3.4.0-rc1","zephyr-v3.3.0","v3.3.0","v3.3.0-rc3","v3.3.0-rc2","v3.3.0-rc1","zephyr-v3.2.0","v3.2.0","v3.2.0-rc3","v3.2.0-rc2","v3.2.0-rc1","zephyr-v3.1.0","v3.1.0","v3.1.0-rc3","v3.1.0-rc2","v3.1.0-rc1","zephyr-v3.0.0","v3.0.0","v3.0.0-rc3","v3.0.0-rc2","v3.0.0-rc1","v2.7.99","v2.7.0-rc3","v2.7.0-rc2","v2.7.0-rc1","zephyr-v2.6.0","v2.6.0","v2.6.0-rc3","v2.6.0-rc2","v2.6.0-rc1","zephyr-v2.5.0","v2.5.0","v2.5.0-rc4","v2.5.0-rc3","v2.5.0-rc2","v2.5.0-rc1","zephyr-v2.4.0","v2.4.0","v2.4.0-rc3","v2.4.0-rc2","v2.4.0-rc1","zephyr-v2.3.0","v2.3.0","v2.3.0-rc2","v2.3.0-rc1","zephyr-v2.1.0","v2.1.0","zephyr-v2.2.0","v2.2.0","v2.2.0-rc3","v2.2.0-rc2","v2.2.0-rc1","v2.1.0-rc3","v2.1.0-rc2","v2.1.0-rc1","zephyr-v2.0.0","v2.0.0","v2.0.0-rc3","v2.0.0-rc2","v2.0.0-rc1","zephyr-v1.14.0","v1.14.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-4259.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H"}]}