Cyber Resilience

CVE-2024-5590

MediumPublic PoC

Published: 03 June 2024

Published
03 June 2024
Modified
07 February 2025
KEV Added
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Patch
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CVSS Score v4 5.3 CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS Score 0.0005 16.9th percentile
Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-5590 is a medium-severity SQL Injection (CWE-89) vulnerability in Netentsec Application Security Gateway. Its CVSS base score is 5.3 (Medium).

Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 16.9th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

A vulnerability was found in Netentsec NS-ASG Application Security Gateway 6.3. It has been declared as critical. This vulnerability affects unknown code of the file /protocol/iscuser/uploadiscuser.php of the component JSON Content Handler. The manipulation of the argument messagecontent leads to…

more

sql injection. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-266848. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

CWE(s)
CWE-89

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1190 Exploit Public-Facing Application Initial Access
Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.
attack.mitre.org →
T1213.006 Databases Collection
Adversaries may leverage databases to mine valuable information.
attack.mitre.org →
Why these techniques?

SQL injection in the public-facing web component (/protocol/iscuser/uploadiscuser.php) enables exploitation of a public-facing application (T1190). It facilitates collection of data from the backend database (T1213.006) via arbitrary SQL queries.

Affected Assets

netentsec
application security gateway
6.3

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

CA-8 Penetration Testing
addresses: CWE-89

Penetration testing uses SQL injection payloads against database interfaces, identifying and supporting fixes for SQL injection weaknesses.

SI-10 Information Input Validation
addresses: CWE-89

Validates query inputs to prevent SQL syntax or command manipulation.

References