Information Exposure Affecting edk2-ovmf package, versions <0:20220126gitbb1bba3d77-13.el8_10.2


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.07% (32nd percentile)

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  • Snyk IDSNYK-RHEL8-EDK2OVMF-6166078
  • published17 Jan 2024
  • disclosed16 Jan 2024

Introduced: 16 Jan 2024

CVE-2023-45236  (opens in a new tab)
CWE-200  (opens in a new tab)

How to fix?

Upgrade RHEL:8 edk2-ovmf to version 0:20220126gitbb1bba3d77-13.el8_10.2 or higher.
This issue was patched in RHSA-2024:5297.

NVD Description

Note: Versions mentioned in the description apply only to the upstream edk2-ovmf package and not the edk2-ovmf package as distributed by RHEL. See How to fix? for RHEL:8 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