Improper Enforcement of Message Integrity During Transmission in a Communication Channel Affecting libcurl-devel package, versions <0:7.61.1-22.el8_6.4


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating

    Threat Intelligence

    EPSS
    0.3% (70th percentile)

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  • Snyk ID SNYK-RHEL8-LIBCURLDEVEL-4299230
  • published 28 Jun 2022
  • disclosed 27 Jun 2022

How to fix?

Upgrade RHEL:8 libcurl-devel to version 0:7.61.1-22.el8_6.4 or higher.
This issue was patched in RHSA-2022:6159.

NVD Description

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

When curl < 7.84.0 does FTP transfers secured by krb5, it handles message verification failures wrongly. This flaw makes it possible for a Man-In-The-Middle attack to go unnoticed and even allows it to inject data to the client.

CVSS Scores

version 3.1
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NVD

5.9 medium
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    High
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    High
  • Integrity (I)
    None
  • Availability (A)
    None
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Red Hat

5.3 medium
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SUSE

6.6 medium