CVE-2023-45229 Out-of-Bounds Read in EDK II Network Package

2024-01-1616:07:31

CWE-125

TianoCore

www.cve.org

edk2

network package

out-of-bounds read

vulnerability

dhcpv6

unauthorized access

confidentiality.

6.5 Medium

CVSS3

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

7.6 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

23.2%

JSON

EDK2’s Network Package is susceptible to an out-of-bounds read
vulnerability when processing the IA_NA or IA_TA option in a DHCPv6 Advertise message. This
vulnerability can be exploited by an attacker to gain unauthorized
access and potentially lead to a loss of Confidentiality.

CNA Affected

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