Improper Handling of Exceptional Conditions Affecting ruby2.5-devel-extra package, versions <2.5.9-150000.4.23.1


Severity

Recommended
0.0
high
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.32% (70th percentile)

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  • Snyk IDSNYK-SLES153-RUBY25DEVELEXTRA-2808067
  • published4 May 2022
  • disclosed3 May 2022

Introduced: 3 May 2022

CVE-2021-32066  (opens in a new tab)
CWE-755  (opens in a new tab)

How to fix?

Upgrade SLES:15.3 ruby2.5-devel-extra to version 2.5.9-150000.4.23.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream ruby2.5-devel-extra package and not the ruby2.5-devel-extra package as distributed by SLES. See How to fix? for SLES:15.3 relevant fixed versions and status.

An issue was discovered in Ruby through 2.6.7, 2.7.x through 2.7.3, and 3.x through 3.0.1. Net::IMAP does not raise an exception when StartTLS fails with an an unknown response, which might allow man-in-the-middle attackers to bypass the TLS protections by leveraging a network position between the client and the registry to block the StartTLS command, aka a "StartTLS stripping attack."

CVSS Scores

version 3.1