CVE-2019-14853

HIGH

Python-ecdsa < 0.13.3 - Denial of Service

Title source: rule

Description

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.

Scores

CVSS v3 7.5
EPSS 0.0007
EPSS Percentile 20.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Classification

CWE
CWE-755 CWE-391
Status published

Affected Products (2)

python-ecdsa_project/python-ecdsa < 0.13.3
pypi/ecdsa < 0.13.3PyPI

Timeline

Published Nov 26, 2019
Tracked Since Feb 18, 2026