Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG) Affecting edk2-tools package, versions <0:20231122-6.el9_4.2


Severity

Recommended
medium

Based on CentOS security rating.

Threat Intelligence

EPSS
0.07% (33rd percentile)

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  • Snyk IDSNYK-CENTOS9-EDK2TOOLS-6160825
  • published17 Jan 2024
  • disclosed16 Jan 2024

Introduced: 16 Jan 2024

CVE-2023-45237  (opens in a new tab)
CWE-338  (opens in a new tab)

How to fix?

Upgrade Centos:9 edk2-tools to version 0:20231122-6.el9_4.2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream edk2-tools package and not the edk2-tools package as distributed by Centos. See How to fix? for Centos:9 relevant fixed versions and status.

EDK2's Network Package is susceptible to a predictable TCP Initial Sequence Number. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of Confidentiality.

CVSS Scores

version 3.1