CVE-2023-45230 Buffer Overflow in EDK II Network Package

2024-01-1616:08:01

CWE-119

TianoCore

www.cve.org

edk ii

network package

buffer overflow

dhcpv6 client

unauthorized access

confidentiality

integrity

availability

8.3 High

CVSS3

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

LOW

Availability Impact

HIGH

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:H

9.2 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

20.3%

JSON

EDK2’s Network Package is susceptible to a buffer overflow vulnerability via a long server ID option in DHCPv6 client. This
vulnerability can be exploited by an attacker to gain unauthorized
access and potentially lead to a loss of Confidentiality, Integrity and/or Availability.

CNA Affected

[
  {
    "defaultStatus": "unaffected",
    "product": "edk2",
    "vendor": "TianoCore",
    "versions": [
      {
        "status": "affected",
        "version": "edk2-stable202308"
      }
    ]
  }
]