Edgecore ECS2020 Firmware 1.0.0.0 devices allow Unauthenticated Command Injection via the command1 HTTP header to the /EXCU_SHELL URI.

published 2021-09-22 5 y ago modified 2026-06-17 4 mo ago also EUVD-2019-15853

cvss: 9.8; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 3.0%; EPSS 3.0% chance of exploitation in 30 days, percentile 87%
public exploits: 0; none known

Exploit prediction

2.96% chance of exploitation in the next 30 days, higher than 87% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

twitter.com https://twitter.com/r00treaver/status/1232407881464635401 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	3.1	9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	7.5	AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness

CWE-77 Improper Neutralization of Special Elements used in a Command

References

twitter.com /r00treaver/status/1232407881464635401
exploit, third-party-advisory
edge-core.com
vendor-advisory

Sources

CVE List CVE-2019-6288
NVD CVE-2019-6288

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary