CVE-2019-5010
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.
- Score
- CVSS 3.1 7.5 High
- Status
- Modified - talos-cna@cisco.com
- Published
- 2019-10-31
- Last modified
- 2026-10-07
- Weaknesses
- CWE-476
Affected products
- Debian Linux (Debian)
- Leap (Opensuse)
- Python (Python)
- Enterprise Linux (Redhat)
- Enterprise Linux Eus (Redhat)
- Enterprise Linux Server Aus (Redhat)
- Enterprise Linux Server Tus (Redhat)
References
- https://access.redhat.com/errata/RHSA-2019:3520
- https://access.redhat.com/errata/RHSA-2019:3725
- http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00040.html
- https://security.gentoo.org/glsa/202003-26
- https://lists.debian.org/debian-lts-announce/2020/07/msg00011.html
- https://lists.apache.org/thread.html/r1b103833cb5bc8466e24ff0ecc5e75b45a705334ab6a444e64e840a0%40%3Cissues.bookkeeper.a…
- https://lists.debian.org/debian-lts-announce/2020/08/msg00034.html
- https://talosintelligence.com/vulnerability_reports/TALOS-2019-0758
