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CVE-2019-5010

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Date: October 31, 2019

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.

Language: DEBIAN

Severity Score

Related Resources (19)

https://people.canonical.com/~ubuntu-security/cve/CVE-2019-5010
https://bugs.python.org/issue35746
https://security.alpinelinux.org/vuln/CVE-2019-5010
https://access.redhat.com/errata/RHSA-2019:3520
https://nvd.nist.gov/vuln/detail/CVE-2019-5010
https://lists.apache.org/thread.html/r1b103833cb5bc8466e24ff0ecc5e75b45a705334ab6a444e64e840a0%40%3Cissues.bookkeeper.apache.org%3E
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00040.html
https://lists.apache.org/thread.html/r1b103833cb5bc8466e24ff0ecc5e75b45a705334ab6a444e64e840a0@%3Cissues.bookkeeper.apache.org%3E
https://blog.talosintelligence.com/2019/01/vulnerability-spotlight-pythonorg.html
https://lists.debian.org/debian-lts-announce/2020/08/msg00034.html
https://security.gentoo.org/glsa/202003-26
https://access.redhat.com/errata/RHSA-2019:3725
https://talosintelligence.com/vulnerability_reports/TALOS-2019-0758
https://access.redhat.com/security/cve/CVE-2019-5010
https://security-tracker.debian.org/tracker/CVE-2019-5010
https://lists.debian.org/debian-lts-announce/2020/07/msg00011.html
https://www.mend.io/resources/blog/top-5-open-source-security-vulnerabilities-july-2019
https://www.mend.io/vulnerability-database/CVE-2019-5010
https://www.mend.io/resources/blog/top-5-new-open-source-vulnerabilities-in-november-2019

Severity Score

Weakness Type (CWE)

NULL Pointer Dereference

CWE-476

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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