{"cve":"CVE-2021-41498","nvd":{"published":"2021-12-17T21:15:07.700","modified":"2026-06-17T04:08:34.253","status":"Modified","description":"Buffer overflow in ajaxsoundstudio.com Pyo &lt and 1.03 in the Server_jack_init function. which allows attackers to conduct Denial of Service attacks by arbitrary constructing a overlong server name.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":["CWE-120"],"references":["https://github.com/belangeo/pyo/issues/221","https://github.com/belangeo/pyo/issues/221"],"products":["pyo_project:pyo"],"source":"nvd","synced_at":"2026-10-19T21:25:41.256909649+00:00"},"epss":{"cve":"CVE-2021-41498","score":0.01234,"percentile":0.6903,"date":"2026-11-01"},"kev":null,"osv":[{"id":"GHSA-qj27-32wp-ghrg","url":"https://osv.dev/vulnerability/GHSA-qj27-32wp-ghrg","summary":"Pyo Buffer Overflow Vulnerability","modified":"2024-11-26T16:24:34.483488Z","packages":[{"ecosystem":"PyPI","name":"pyo","purl":"pkg:pypi/pyo","ranges":["<1.0.4"],"fixed":["1.0.4"]}]},{"id":"PYSEC-2021-890","url":"https://osv.dev/vulnerability/PYSEC-2021-890","summary":"","modified":"2024-11-25T22:42:12.985859Z","packages":[{"ecosystem":"PyPI","name":"pyo","purl":"pkg:pypi/pyo","ranges":["<1.0.4"],"fixed":["1.0.4"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}