CVE Vulnerability

CVE-2019-14853

An error-handling flaw was found in python-ecdsa before version 0.13.3. During signature decoding, malformed DER signatures could raise unexpected exceptions (or no exceptions at all), which could lead to a denial of service.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/warner/python-ecdsa/releases/tag/python-ecdsa-0.13.3 Release Notes
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14853 Issue Tracking Third Party Advisory
https://www.debian.org/security/2019/dsa-4588
https://seclists.org/bugtraq/2019/Dec/33
Configurations

Configuration 1

cpe:2.3:a:python-ecdsa_project:python-ecdsa:*:*:*:*:*:*:*:*
Information

Published : 2019-11-26 01:15

Updated : 2019-12-17 11:15

NVD link : CVE-2019-14853

Mitre link : CVE-2019-14853

Products Affected
No products.
CWE
CWE-755