Improper Authentication Affecting mutt package, versions <5:2.0.7-1.el8


Severity

Recommended
0.0
medium
0
10

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
2.35% (83rd percentile)

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  • Snyk IDSNYK-ORACLE8-MUTT-2928904
  • published17 Jun 2022
  • disclosed23 Nov 2020

Introduced: 23 Nov 2020

CVE-2020-28896  (opens in a new tab)
CWE-287  (opens in a new tab)
CWE-755  (opens in a new tab)

How to fix?

Upgrade Oracle:8 mutt to version 5:2.0.7-1.el8 or higher.
This issue was patched in ELSA-2021-4181.

NVD Description

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

Mutt before 2.0.2 and NeoMutt before 2020-11-20 did not ensure that $ssl_force_tls was processed if an IMAP server's initial server response was invalid. The connection was not properly closed, and the code could continue attempting to authenticate. This could result in authentication credentials being exposed on an unencrypted connection, or to a machine-in-the-middle.

CVSS Base Scores

version 3.1