An exploitable denial-of-service vulnerability exists in the X509 certificate parser of Python.org Python 2.7.11 / 3.6.6. A specially crafted X509 certificate can cause a NULL pointer dereference, resulting in a denial of service. An attacker can initiate or accept TLS connections using crafted certificates to trigger this vulnerability.
History

Wed, 07 Oct 2026 19:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


cve-icon MITRE

Status: PUBLISHED

Assigner: talos

Published: 2019-10-31T20:05:57.000Z

Updated: 2026-10-07T18:55:25.413Z

Reserved: 2019-01-04T00:00:00.000Z

Link: CVE-2019-5010

cve-icon Vulnrichment

Updated: 2024-08-04T19:40:49.196Z

cve-icon NVD

Status : Modified

Published: 2019-10-31T21:15:13.293

Modified: 2026-10-07T19:17:14.050

Link: CVE-2019-5010

cve-icon Redhat

Severity : Moderate

Publid Date: 2019-01-15T00:00:00Z

Links: CVE-2019-5010 - Bugzilla