CVE-2023-40710
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I. Basic Information for CVE-2023-40710
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
An adversary could cause a continuous restart loop to the entire device by sending a large quantity of HTTP GET requests if the controller has the built-in web server enabled but does not have the built-in web server completely set up and configured for the SNAP PAC S1 Firmware version R10.3b
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
不加限制或调节的资源分配
Source: NVD (National Vulnerability Database)
Vulnerability Title
OPTO 22 SNAP PAC S1 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
OPTO 22 SNAP PAC S1是美国OPTO 22公司的一种控制器。 OPTO 22 SNAP PAC S1 R10.3b 固件版本存在安全漏洞，该漏洞源于如果控制器启用了内置 Web 服务器，但没有完全设置和配置内置 Web 服务器，攻击者利用该漏洞可能会通过发送大量 ICMP 请求来使设备循环重启。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| OPTO 22 | SNAP PAC S1 | R10.3b | - |
II. Public POCs for CVE-2023-40710
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · OPTO 22 · 2023-08-24 · 5 CVEs total
| CVE-2023-40707 | 8.6 HIGH | Weak password requirements in OPTO 22 SNAP PAC S1 Built-in Web Server |
| CVE-2023-40706 | 8.6 HIGH | Improper Restriction of Excessive Authentication Attempts in OPTO 22 SNAP PAC S1 Built-in |
| CVE-2023-40709 | 6.8 MEDIUM | Uncontrolled Resource Consumption in OPTO 22 SNAP PAC S1 Built-In Web Server |
| CVE-2023-40708 | 5.8 MEDIUM | Improper Access Control in OPTO 22 SNAP PAC S1 |
IV. Related Vulnerabilities
Same product: SNAP PAC S1
Same vendor: OPTO 22
- CVE-2025-13084
Opto 22 groov View Exposure of Sensitive Information Through - CVE-2023-40709
Uncontrolled Resource Consumption in OPTO 22 SNAP PAC S1 Bui - CVE-2023-40708
Improper Access Control in OPTO 22 SNAP PAC S1 - CVE-2023-40707
Weak password requirements in OPTO 22 SNAP PAC S1 Built-in W - CVE-2023-40706
Improper Restriction of Excessive Authentication Attempts in
Same weakness: CWE-770
- CVE-2026-42294
Argo Workflows: Unauthenticated Memory Exhaustion (DoS) in W - CVE-2026-42189
Russh: Pre-auth DoS via unbounded allocation in keyboard-int - CVE-2026-42793
Atom table exhaustion via attacker-controlled GraphQL SDL na - CVE-2026-44499
ZEBRA: Permanent Block Discovery Halt via Gossip Queue Satur - CVE-2026-44500
ZEBRA: Allocation Amplification in Inbound Network Deseriali
V. Comments for CVE-2023-40710
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