Vulnerability · Published Apr 25, 2025 · Assigned by ONEKEY

CVE-2024-6199Unauthenticated Remote Code Execution

High 7.7

In plain English

A high-severity buffer overflow in EG1000 from Viasat. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 11% of all known vulnerabilities).

Severity (CVSS 4.0)7.7High

Exploit odds (30 days)0.2%top 89.5% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

An unauthenticated attacker on the WAN interface, with the ability to intercept Dynamic DNS (DDNS) traffic between DDNS services and the modem, could manipulate specific responses to include code that forces a buffer overflow on the modem. Customers that have not enabled Dynamic DNS on their modem are not vulnerable.

Affected products (as reported)

Vendor	Product	Versions
ViaSat	RM5110	0 – through 4.3.0.2
ViaSat	RM5111	0 – through 4.3.0.2
Viasat	RG1100	0 – through 4.3.0.2
Viasat	EG1000	0 – through 4.3.0.2
Viasat	EG1020	0 – through 4.3.0.2

Weakness: CWE-120 · Vector: CVSS:4.0/AV:A/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/S:N/AU:N/R:U/V:D/RE:M/U:Red

References

https://www.onekey.com/resource/security-advisory-rce-on-viasat-modems-cve-2024-6199 third-party-advisory, technical-description