CVE-2022-0324
Assigner: GovTech CSG
Published: 2022-11-14T16:08:34.224Z
State: PUBLISHED
affected: defaultStatus: unaffected
product: Software for Open Networking in the Cloud (SONiC)
repo: https://github.com/sonic-net/sonic-buildimage
vendor: Linux Foundation
versions: status: affected
version: 202111
descriptions: supportingMedia: base64: no
type: text/html
value: There is a vulnerability in DHCPv6 packet parsing code that could be explored by remote attacker to craft a packet that could cause buffer overflow in a memcpy call, leading to out-of-bounds memory write that would cause dhcp6relay to crash. Dhcp6relay is a critical process and could cause dhcp relay docker to shutdown.<br><br>Discovered by Eugene Lim of GovTech Singapore.<br>
value: There is a vulnerability in DHCPv6 packet parsing code that could be explored by remote attacker to craft a packet that could cause buffer overflow in a memcpy call, leading to out-of-bounds memory write that would cause dhcp6relay to crash. Dhcp6relay is a critical process and could cause dhcp relay docker to shutdown.

Discovered by Eugene Lim of GovTech Singapore.

impacts: capecId: CAPEC-100
descriptions: value: CAPEC-100 Overflow Buffers
metrics: cvssV3_1: attackComplexity: LOW
attackVector: ADJACENT_NETWORK
availabilityImpact: HIGH
baseScore: 8.1
baseSeverity: HIGH
confidentialityImpact: NONE
integrityImpact: HIGH
privilegesRequired: NONE
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
version: 3.1
format: CVSS
scenarios: value: GENERAL
problemTypes: descriptions: cweId: CWE-120
description: CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
type: CWE
source: discovery: UNKNOWN
title: Buffer Overflow in Dhcp6relay in Software for Open Networking in the Cloud (SONiC)
x_generator: engine: Vulnogram 0.1.0-dev