CVE-2023-3206: Chengdu VEC40G denial of service

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 18.7% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2023-06-12 · updated 2026-06-17
Weakness: CWE-404

Description

A vulnerability classified as problematic was found in Chengdu VEC40G 3.0. Affected by this vulnerability is an unknown functionality of the file /send_order.cgi?parameter=restart. The manipulation of the argument restart with the input reboot leads to denial of service. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-231229 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

Chengdu VEC40G: 3.0

References

https://github.com/shulao2020/cve/blob/main/Flying%20Fish.md
https://vuldb.com/?ctiid.231229
https://vuldb.com/?id.231229
https://github.com/shulao2020/cve/blob/main/Flying%20Fish.md
https://vuldb.com/?ctiid.231229
https://vuldb.com/?id.231229

Get alerted when CVE-2023-3206 or the next vulnerability affects your stack