{"id":"CVE-2023-33656","aliases":["EUVD-2023-37812","GHSA-9479-9c7f-xq65"],"status":"published","title":"A memory leak vulnerability exists in NanoMQ 0.17.2. The vulnerability is located in the file...","description":"A memory leak vulnerability exists in NanoMQ 0.17.2. The vulnerability is located in the file message.c. An attacker could exploit this vulnerability to cause a denial of service attack by causing the program to consume all available memory resources.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00383,"percentile":0.32604,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-770"],"published":"2023-05-30T00:00:00Z","modified":"2026-10-28T02:30:28Z","products":[{"vendor":"emqx","product":"nanomq"}],"references":[{"url":"https://github.com/emqx/nanomq","tags":["x_transferred","Product","package"]},{"url":"https://github.com/emqx/nanomq/issues/1164","tags":["x_transferred","Exploit","Mailing List","report"]},{"url":"https://github.com/emqx/nanomq/issues/1165#issuecomment-1515667127","tags":["x_transferred","Exploit","Vendor Advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-33656","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-9479-9c7f-xq65"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/33xxx/CVE-2023-33656.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2023-33656","description":"A memory leak vulnerability exists in NanoMQ 0.17.2. The vulnerability is located in the file message.c. An attacker could exploit this vulnerability to cause a denial of service attack by causing the program to consume all available memory resources.","status":"published","published":"2023-05-30T00:00:00Z","modified":"2025-01-10T21:22:43.172Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"adp"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T14:35:34.170609Z"}],"euvd":[{"id":"EUVD-2023-37812","description":"A memory leak vulnerability exists in NanoMQ 0.17.2. The vulnerability is located in the file message.c. An attacker could exploit this vulnerability to cause a denial of service attack by causing the program to consume all available memory resources.","status":"published","published":"2023-05-30T00:00:00Z","modified":"2025-01-10T21:22:43Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-03T00:04:21.239531Z"}],"ghsa":[{"id":"GHSA-9479-9c7f-xq65","title":"A memory leak vulnerability exists in NanoMQ 0.17.2. The vulnerability is located in the file...","description":"A memory leak vulnerability exists in NanoMQ 0.17.2. The vulnerability is located in the file message.c. An attacker could exploit this vulnerability to cause a denial of service attack by causing the program to consume all available memory resources.","status":"published","published":"2023-05-30T18:30:23Z","modified":"2024-04-04T04:23:34Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T14:56:23.412856Z"}],"nvd":[{"id":"CVE-2023-33656","description":"A memory leak vulnerability exists in NanoMQ 0.17.2. The vulnerability is located in the file message.c. An attacker could exploit this vulnerability to cause a denial of service attack by causing the program to consume all available memory resources.","status":"published","published":"2023-05-30T18:15:10.383Z","modified":"2026-06-17T06:02:04.35Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T14:08:03.795015Z"}],"osv":[{"id":"CVE-2023-33656","description":"A memory leak vulnerability exists in NanoMQ 0.17.2. The vulnerability is located in the file message.c. An attacker could exploit this vulnerability to cause a denial of service attack by causing the program to consume all available memory resources.","status":"published","published":"2023-05-30T00:00:00Z","modified":"2026-10-28T02:30:28.126982766Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:44:32.116263Z"}]}}