Use of a Broken or Risky Cryptographic Algorithm Affecting pulp-ostree-plugins package, versions <0:1.3.0-1.el7sat


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.07% (34th percentile)

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  • Snyk IDSNYK-RHEL7-PULPOSTREEPLUGINS-5377414
  • published27 Mar 2023
  • disclosed30 Mar 2012

Introduced: 30 Mar 2012

CVE-2018-5382  (opens in a new tab)
CWE-327  (opens in a new tab)

How to fix?

Upgrade RHEL:7 pulp-ostree-plugins to version 0:1.3.0-1.el7sat or higher.
This issue was patched in RHSA-2018:2927.

NVD Description

Note: Versions mentioned in the description apply only to the upstream pulp-ostree-plugins package and not the pulp-ostree-plugins package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

The default BKS keystore use an HMAC that is only 16 bits long, which can allow an attacker to compromise the integrity of a BKS keystore. Bouncy Castle release 1.47 changes the BKS format to a format which uses a 160 bit HMAC instead. This applies to any BKS keystore generated prior to BC 1.47. For situations where people need to create the files for legacy reasons a specific keystore type "BKS-V1" was introduced in 1.49. It should be noted that the use of "BKS-V1" is discouraged by the library authors and should only be used where it is otherwise safe to do so, as in where the use of a 16 bit checksum for the file integrity check is not going to cause a security issue in itself.

CVSS Scores

version 3.1