Cyber Resilience

CVE-2023-6649

MediumPublic PoC

Published: 10 December 2023

Published
10 December 2023
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 4.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
EPSS Score 0.0011 28.8th percentile
Risk Priority 9 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-6649 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Phpgurukul Teacher Subject Allocation Management System. Its CVSS base score is 4.3 (Medium).

Operationally, exploitation aligns with the MITRE ATT&CK technique JavaScript (T1059.007); ranked at the 28.8th 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 has been found in PHPGurukul Teacher Subject Allocation Management System 1.0 and classified as problematic. This vulnerability affects unknown code of the file index.php. The manipulation of the argument searchdata with the input <script>alert(5)</script> leads to cross site…

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scripting. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. VDB-247342 is the identifier assigned to this vulnerability.

CWE(s)

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1059.007 JavaScript Execution
Adversaries may abuse various implementations of JavaScript for execution.
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.
Why these techniques?

Reflected XSS in public-facing web application enables arbitrary JavaScript execution in victim browsers (T1059.007) via malicious links exploiting the vulnerable search parameter, facilitating exploitation of public-facing applications (T1190).

Affected Assets

phpgurukul
teacher subject allocation management system
1.0

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.

addresses: CWE-79

Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.

addresses: CWE-79

Validates web inputs to reject script-related content that could produce XSS.

addresses: CWE-79

Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.

References