Vulnerability in Linuxfoundation Mirage Firewall
CVE-2022-46770
qubes-mirage-firewall (aka Mirage firewall for QubesOS) 0.8.x through 0.8.3 allows guest OS users to cause a denial of service (CPU consumption and loss of forwarding) via a crafted multicast UDP packet (IP address range of 224.0.0.0 through 239.255.255.255).
EPSS: 0.215 (97.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Linuxfoundation Mirage_firewall
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Exploit, Patch, Third Party Advisory)
- cve@mitre.org
Frequently asked questions
- What is CVE-2022-46770?
- CVE-2022-46770 is a high-severity vulnerability in Linuxfoundation Mirage Firewall, classified under Loop with Unreachable Exit Condition (Infinite Loop). CVSS score: 7.5/10. Published 2022-12-07.
- How severe is CVE-2022-46770?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2022-46770 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.