Resource Exhaustion Affecting python-httplib2 package, versions *


Severity

Recommended
low

Based on Ubuntu security rating.

Threat Intelligence

EPSS
3.88% (89th percentile)

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  • Snyk IDSNYK-UBUNTU2204-PYTHONHTTPLIB2-2784078
  • published11 Feb 2021
  • disclosed8 Feb 2021

Introduced: 8 Feb 2021

CVE-2021-21240  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

There is no fixed version for Ubuntu:22.04 python-httplib2.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python-httplib2 package and not the python-httplib2 package as distributed by Ubuntu. See How to fix? for Ubuntu:22.04 relevant fixed versions and status.

httplib2 is a comprehensive HTTP client library for Python. In httplib2 before version 0.19.0, a malicious server which responds with long series of "\xa0" characters in the "www-authenticate" header may cause Denial of Service (CPU burn while parsing header) of the httplib2 client accessing said server. This is fixed in version 0.19.0 which contains a new implementation of auth headers parsing using the pyparsing library.

CVSS Base Scores

version 3.1