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).
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.217 (97.6th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 97.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.215 · newest: 0.217 · change: +0.002
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/mirage/qubes-mirage-firewall/issues/166 (Exploit, Patch, Third Party Advisory)
- packetstormsecurity.com/files/171610/Qubes-Mirage-Firewall-0.8.3-Denial-Of-Serv…
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.