Improper Authentication Affecting dnslib package, versions [0,0.9.19)


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.08% (38th percentile)

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  • Snyk IDSNYK-PYTHON-DNSLIB-2331913
  • published9 Jan 2022
  • disclosed9 Jan 2022
  • creditdaniel4x

Introduced: 9 Jan 2022

CVE-2022-22846  (opens in a new tab)
CWE-287  (opens in a new tab)

How to fix?

Upgrade dnslib to version 0.9.19 or higher.

Overview

dnslib is a Simple library to encode/decode DNS wire-format packets

Affected versions of this package are vulnerable to Improper Authentication due to lacking verification of the ID value in a DNS reply when it doesn't match the ID value in a query.

CVSS Scores

version 3.1