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CVE-2023-5784— Netentsec NS-ASG Application Security Gateway uploadfirewall.php sql injection

Quick assessment

Affected
Netentsec NS-ASG Application Security Gateway
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
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 6.3版本存在安全漏洞，该漏洞源于/protocol/firewall/uploadfirewall.php 中存在一些未知函数，通过参数 messagecontent 导致SQL 注入。

CVSS 5.5 · Medium EPSS 0.67% · P49

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2023-5784

Vulnerability Information
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Vulnerability Title
Netentsec NS-ASG Application Security Gateway uploadfirewall.php sql injection
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was found in Netentsec NS-ASG Application Security Gateway 6.3 and classified as critical. Affected by this issue is some unknown functionality of the file /protocol/firewall/uploadfirewall.php. The manipulation of the argument messagecontent leads to sql injection. The exploit has been disclosed to the public and may be used. VDB-243590 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:L/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 6.3版本存在安全漏洞，该漏洞源于/protocol/firewall/uploadfirewall.php 中存在一些未知函数，通过参数 messagecontent 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 -

II. Public POCs for CVE-2023-5784

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III. Intelligence Information for CVE-2023-5784

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Vendor Advisories for CVE-2023-5784 (2)

Other References for CVE-2023-5784 (1)

IV. Related Vulnerabilities

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

V. Comments for CVE-2023-5784

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