Cyber Resilience

CVE-2024-7812

MediumPublic PoC

Published: 15 August 2024

Published
15 August 2024
Modified
19 August 2024
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:N/VI:L/VA:N/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 0.0010 27.3th percentile
Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-7812 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Mayurik Best House Rental Management System. 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 27.3th 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 classified as problematic was found in SourceCodester Best House Rental Management System 1.0. This vulnerability affects unknown code of the file /rental_0/rental/ajax.php?action=save_tenant of the component POST Parameter Handler. The manipulation of the argument lastname 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.

CWE(s)
CWE-79

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 →
T1059.007 JavaScript Execution
Adversaries may abuse various implementations of JavaScript for execution.
attack.mitre.org →
T1539 Steal Web Session Cookie Credential Access
An adversary may steal web application or service session cookies and use them to gain access to web applications or Internet services as an authenticated user without needing credentials.
attack.mitre.org →
T1555.003 Credentials from Web Browsers Credential Access
Adversaries may acquire credentials from web browsers by reading files specific to the target browser.
attack.mitre.org →
T1056.001 Keylogging Collection
Adversaries may log user keystrokes to intercept credentials as the user types them.
attack.mitre.org →
T1056.002 GUI Input Capture Collection
Adversaries may mimic common operating system GUI components to prompt users for credentials with a seemingly legitimate prompt.
attack.mitre.org →
T1115 Clipboard Data Collection
Adversaries may collect data stored in the clipboard from users copying information within or between applications.
attack.mitre.org →
T1659 Content Injection Initial Access
Adversaries may gain access and continuously communicate with victims by injecting malicious content into systems through online network traffic.
attack.mitre.org →
Why these techniques?

Stored XSS via unsanitized 'lastname' POST parameter enables exploitation of public-facing web app (T1190), injection of persistent malicious content (T1659), client-side JavaScript execution (T1059.007), session cookie theft (T1539), browser credential theft (T1555.003), and input capture techniques like keylogging (T1056.001), GUI capture (T1056.002), and clipboard access (T1115).

Affected Assets

mayurik
best house rental 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.

CA-8 Penetration Testing
addresses: CWE-79

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

SI-10 Information Input Validation
addresses: CWE-79

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

SI-15 Information Output Filtering
addresses: CWE-79

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

References