CVE-2024-12843
Published: 20 December 2024
Summary
CVE-2024-12843 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Emlog Emlog. Its CVSS base score is 6.9 (Medium).
Operationally, exploitation aligns with the MITRE ATT&CK technique Steal Web Session Cookie (T1539); ranked at the 34.7th 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
- 🇪🇺 ENISA EUVD: EUVD-2024-51144
Vulnerability details
A vulnerability was found in Emlog Pro up to 2.4.1. It has been rated as problematic. This issue affects some unknown processing of the file /admin/plugin.php. The manipulation of the argument filter leads to cross site scripting. The attack may…
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be initiated remotely. The exploit has been disclosed to the public and may be used.
- CWE(s)
Related Threats
MITRE ATT&CK Enterprise TechniquesAI
Why these techniques?
The reflected XSS vulnerabilities in the Emlog Pro admin panel (/admin/plugin.php?filter, /admin/tag.php?keyword, etc.) allow remote attackers to inject malicious JavaScript payloads via crafted URLs. When an authenticated administrator visits such a URL, the payload executes in their browser context, enabling theft of web session cookies (e.g., via document.cookie), directly facilitating T1539: Steal Web Session Cookie.
Affected Assets
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.
Validates web inputs to reject script-related content that could produce XSS.
Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.
Makes persistent code injection into loaded programs impossible when the executable image itself resides on hardware-protected read-only media.
Dynamically generated code can be produced and executed inside the isolated chamber, preventing host compromise from code-injection payloads.
Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.
Directly prevents execution of attacker-supplied code written into data memory regions.