An out-of-bounds read vulnerability in the FireCluster Sync processing allows an attacker positioned on the cluster interconnect, such as a…
An out-of-bounds read vulnerability in the FireCluster Sync processing allows an attacker positioned on the cluster interconnect, such as a compromised cluster peer or an on-path network attacker, to repeatedly crash the firewall's cluster synchronization process by sending specially crafted network traffic, resulting in a sustained denial of service.
Read at NIST National Vulnerability Database (CVE API 2.0)
- Vendor
- WatchGuard
- Product
- Fireware OS
- CVSS v4.0
- 7.2 AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- EPSS
- 0.002 (p6)
- Weakness
- CWE-125, CWE-129, CWE-787
- Exposure class
- Edge / VPN / firewall
- NVD status
- Received
Why it ranks 24 (Routine)
- CVSS v4.0 7.2 high
- Exposed product class: edge / VPN / firewall
- Recency: items published within 24 hours gain 15, within 72 hours 6, within 7 days 2.
Links
- NIST National Vulnerability Database (CVE API 2.0) (nvd.nist.gov)
- CVE-2026-93862 on this site · NVD · CVE.org · Vulnpedia
Related coverage
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