Improper Certificate Validation Affecting libcurl-devel package, versions <0:7.61.1-18.el8


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating

    Threat Intelligence

    EPSS
    0.41% (75th percentile)

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  • Snyk ID SNYK-RHEL8-LIBCURLDEVEL-3983253
  • published 26 Jul 2021
  • disclosed 9 Dec 2020

How to fix?

Upgrade RHEL:8 libcurl-devel to version 0:7.61.1-18.el8 or higher.
This issue was patched in RHSA-2021:1610.

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.

curl 7.41.0 through 7.73.0 is vulnerable to an improper check for certificate revocation due to insufficient verification of the OCSP response.

CVSS Scores

version 3.1
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NVD

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

7.4 high
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SUSE

6.5 medium