XML External Entity (XXE) Injection Affecting rubygem-net-telnet package, versions <0:0.2.0-136.module+el8.4.0+10728+4c884998


Severity

Recommended
medium

Based on CentOS security rating.

Threat Intelligence

EPSS
5.06% (92nd percentile)

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  • Snyk IDSNYK-CENTOS8-RUBYGEMNETTELNET-2112580
  • published26 Jul 2021
  • disclosed5 Apr 2021

Introduced: 5 Apr 2021

CVE-2021-28965  (opens in a new tab)
CWE-611  (opens in a new tab)

How to fix?

Upgrade Centos:8 rubygem-net-telnet to version 0:0.2.0-136.module+el8.4.0+10728+4c884998 or higher.

NVD Description

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

The REXML gem before 3.2.5 in Ruby before 2.6.7, 2.7.x before 2.7.3, and 3.x before 3.0.1 does not properly address XML round-trip issues. An incorrect document can be produced after parsing and serializing.

CVSS Base Scores

version 3.1