title: Buffer Overflow in EDK II Network Package
description:  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.
problem types: CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
affected:
{
defaultStatus: unaffected
product: edk2
vendor: TianoCore
versions:
status: affected, version: edk2-stable202308
}
metrics:
cvssV3_1: [
attackComplexity: LOW
attackVector: ADJACENT_NETWORK
availabilityImpact: HIGH
baseScore: 8.3
baseSeverity: HIGH
confidentialityImpact: HIGH
integrityImpact: LOW
privilegesRequired: NONE
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:H
version: 3.1
]
format: CVSS
scenarios: GENERAL