VDB-231229 · CVE-2023-3206 · CNVD-2021-91411

Chengdu VEC40G 3.0 send_order.cgi restart denial of service

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.9	$0-$5k	0.05

Overview

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 CWE definition for the vulnerability is CWE-404. The weakness was shared 06/12/2023 as CNVD-2021-91411. The advisory is shared at github.com. This vulnerability is known as CVE-2023-3206. The attack can be launched remotely. Technical details are available. Furthermore, there is an exploit available. The exploit has been disclosed to the public and may be used. The price for an exploit might be around USD $0-$5k at the moment. MITRE ATT&CK project uses the attack technique T1499 for this issue. It is declared as proof-of-concept. It is possible to download the exploit at github.com. We expect the 0-day to have been worth approximately $0-$5k. The vendor was contacted early about this disclosure but did not respond in any way. [Details]

IOB - Indicator of Behavior (243)

Timeline

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Lang

en	222
ja	6
ar	4
pl	4
fr	2

Country

GB: Great Britain	82
US: USA	30
CN: China	8
SE: Sweden	8
JP: Japan	6

Actors

Cobalt Strike	2
Carbanak	1
Naikon	1
B1txor20	1
Orchard	1

Activities

IOC - Indicator of Compromise (5)

These indicators of compromise highlight associated network ranges which are known to be part of research and attack activities.

ID	IP range	Actor	Type	Confidence
1	34.141.168.0/24	RedLine Stealer	predictive	High
2	XX.XXX.XXX.X/XX	Xxxxxx Xxxxxx	predictive	High
3	XX.XX.XXX.X/XX	Xxxxxxxx	predictive	High
4	XX.XX.XXX.X/XX	Xxxxxxxx	predictive	High
5	XXX.XXX.XXX.X/XX	Xxxxx	predictive	High

IOA - Indicator of Attack (3)

These indicators of attack list the potential fragments used for technical activities like reconnaissance, exploitation, privilege escalation, and exfiltration. This data is unique as it uses our predictive model for actor profiling.

ID	Class	Indicator	Type	Confidence
1	File	/send_order.cgi?parameter=restart	verified	High
2	Argument	xxxxxxx	verified	Low
3	Input Value	xxxxxx	verified	Low

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