Resource Exhaustion Affecting python39-wcwidth package, versions <0:0.2.5-3.module+el8.4.0+20109+b7b1db01


Severity

Recommended
medium

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
3.27% (87th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-ORACLE8-PYTHON39WCWIDTH-2590670
  • published10 Apr 2022
  • disclosed29 Jun 2021

Introduced: 29 Jun 2021

CVE-2021-33503  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

Upgrade Oracle:8 python39-wcwidth to version 0:0.2.5-3.module+el8.4.0+20109+b7b1db01 or higher.
This issue was patched in ELSA-2021-4160.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python39-wcwidth package and not the python39-wcwidth package as distributed by Oracle. See How to fix? for Oracle:8 relevant fixed versions and status.

An issue was discovered in urllib3 before 1.26.5. When provided with a URL containing many @ characters in the authority component, the authority regular expression exhibits catastrophic backtracking, causing a denial of service if a URL were passed as a parameter or redirected to via an HTTP redirect.

CVSS Base Scores

version 3.1