Resource Exhaustion Affecting python2.7 package, versions <2.7.18-2


Severity

Recommended
low

Based on Debian security rating.

Threat Intelligence

EPSS
0.6% (80th percentile)

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  • Snyk IDSNYK-DEBIAN11-PYTHON27-543817
  • published30 Jan 2020
  • disclosed30 Jan 2020

Introduced: 30 Jan 2020

CVE-2020-8492  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

Upgrade Debian:11 python2.7 to version 2.7.18-2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python2.7 package and not the python2.7 package as distributed by Debian. See How to fix? for Debian:11 relevant fixed versions and status.

Python 2.7 through 2.7.17, 3.5 through 3.5.9, 3.6 through 3.6.10, 3.7 through 3.7.6, and 3.8 through 3.8.1 allows an HTTP server to conduct Regular Expression Denial of Service (ReDoS) attacks against a client because of urllib.request.AbstractBasicAuthHandler catastrophic backtracking.

References

CVSS Scores

version 3.1