CVE-2023-45233 Infinite loop in EDK II Network Package

2024-01-1616:13:50

CWE-835

TianoCore

www.cve.org

edk ii

network package

infinite loop

vulnerability

ipv6

destination options

unauthorized access

availability

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

8.2 High

AI Score

Confidence

High

0.004 Low

EPSS

Percentile

72.4%

JSON

EDK2’s Network Package is susceptible to an infinite lop vulnerability when parsing a PadN option in the Destination Options header of IPv6. This
vulnerability can be exploited by an attacker to gain unauthorized
access and potentially lead to a loss of Availability.

CNA Affected

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