CVE-2025-7048 describes a denial-of-service vulnerability in Arista EOS when MACsec is configured. A specially crafted packet can terminate the MACsec process, leading to prolonged dataplane traffic disruption if continuously received. Rated Medium (CVSS 4.3), this adjacent network attack requires low complexity and no user interaction, primarily impacting availability. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 0, < 4.30.0CPE match | cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:* | ||
>= 4.31.0, <= 4.31.9MCPE match | cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:* | ||
>= 4.32.0, <= 4.32.7MCPE match | cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:* | ||
>= 4.33.0, <= 4.33.5MCPE match | cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:* | ||
>= 4.34.3.0, <= 4.34.3.1MCPE match | cpe:2.3:o:arista:eos:*:*:*:*:*:*:*:* |
CVSS version used by this source: 4.0
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/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
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.