Vulnerability · NVD

CVE-2013-2099

N/A Published on 2013-10-09

Algorithmic complexity vulnerability in the ssl.match_hostname function in Python 3.2.x, 3.3.x, and earlier, and unspecified versions of python-backports-ssl_match_hostname as used for older Python versions, allows remote attackers to cause a denial of service (CPU consumption) via multiple wildcard characters in the common name in a certificate.

EPSS 4.67% above median percentile 90.9%

Tracked apps referencing this CVE

For each app: the affected range, the fixing version, and where the tracked app stands today.

Python 3.12 Windows winget:Python.Python.3.12

Affected — Fixed in — Latest tracked 3.12.10 undetermined

Vulnerable CPE configurations (9)

Vendor	Product	Platform	Versions	CPE 2.3 URI
python	python All platforms (wildcard)	All platforms (wildcard)	—	cpe:2.3:a:python:python:3.2.0:::::::*
python	python All platforms (wildcard)	All platforms (wildcard)	—	cpe:2.3:a:python:python:3.2.1:::::::*
python	python All platforms (wildcard)	All platforms (wildcard)	—	cpe:2.3:a:python:python:3.2.2:::::::*
python	python All platforms (wildcard)	All platforms (wildcard)	—	cpe:2.3:a:python:python:3.2.3:::::::*
python	python All platforms (wildcard)	All platforms (wildcard)	—	cpe:2.3:a:python:python:3.2.4:::::::*
python	python All platforms (wildcard)	All platforms (wildcard)	—	cpe:2.3:a:python:python:3.2.5:::::::*
python	python All platforms (wildcard)	All platforms (wildcard)	—	cpe:2.3:a:python:python:3.3.0:::::::*
python	python All platforms (wildcard)	All platforms (wildcard)	—	cpe:2.3:a:python:python:3.3.1:::::::*
python	python All platforms (wildcard)	All platforms (wildcard)	—	cpe:2.3:a:python:python:3.3.2:::::::*

View on NVD ↗ Advisory · secunia.com Advisory · bugs.python.org