CVE-2023-45236

Published Jan 16, 2024

Last updated 8 months ago

Overview

Description: 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.
Source: infosec@edk2.groups.io
NVD status: Modified

Risk scores

CVSS 3.1

Type: Primary
Base score: 7.5
Impact score: 3.6
Exploitability score: 3.9
Vector string: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Severity: HIGH

Weaknesses

nvd@nist.gov: CWE-338
infosec@edk2.groups.io: CWE-200

Hype score: Not currently trending

Configurations

[
  {
    "nodes": [
      {
        "negate": false,
        "cpeMatch": [
          {
            "criteria": "cpe:2.3:a:tianocore:edk2:*:*:*:*:*:*:*:*",
            "vulnerable": true,
            "matchCriteriaId": "3CEB3105-57CC-4096-81D3-D58005813C4B",
            "versionEndIncluding": "202311"
          }
        ],
        "operator": "OR"
      }
    ]
  }
]

References