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CVE-2023-6903— Netentsec NS-ASG Application Security Gateway sql injection

Quick assessment

Affected
Netentsec NS-ASG Application Security Gateway
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Netcon NS-ASG是中国网康科技（Netcon）公司的一款应用安全网关。 Netcon NS-ASG Application Security Gateway 6.3.1版本存在SQL注入漏洞，该漏洞源于文件/admin/singlelogin.php?submit=1的参数loginId会导致SQL注入。

CVSS 7.3 · High EPSS 0.71% · P52
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I. Basic Information for CVE-2023-6903

Vulnerability Information
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Vulnerability Title
Netentsec NS-ASG Application Security Gateway sql injection
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability classified as critical has been found in Netentsec NS-ASG Application Security Gateway 6.3.1. This affects an unknown part of the file /admin/singlelogin.php?submit=1. The manipulation of the argument loginId leads to sql injection. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-248265 was assigned to this vulnerability.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
SQL命令中使用的特殊元素转义处理不恰当(SQL注入)
Source: CVE Program / CVE List V5
Vulnerability Title
Netcon NS-ASG SQL注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Netcon NS-ASG是中国网康科技（Netcon）公司的一款应用安全网关。 Netcon NS-ASG Application Security Gateway 6.3.1版本存在SQL注入漏洞，该漏洞源于文件/admin/singlelogin.php?submit=1的参数loginId会导致SQL注入。
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
Netentsec NS-ASG Application Security Gateway 6.3.1 -

II. Public POCs for CVE-2023-6903

# POC Description Source Link Shenlong Link
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Qwen3.6-35B-A3B · 9792 chars
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III. Intelligence Information for CVE-2023-6903

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Vendor Advisories for CVE-2023-6903 (2)

Other References for CVE-2023-6903 (1)

IV. Related Vulnerabilities

Same product: NS-ASG Application Security Gateway
Same vendor: Netentsec
Same weakness: CWE-89

V. Comments for CVE-2023-6903

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