Cyber Resilience

CVE-2024-8876

MediumPublic PoC

Published: 15 September 2024

Published
15 September 2024
Modified
20 September 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:L/VI:N/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 0.0027 50.7th percentile
Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-8876 is a medium-severity Path Traversal (CWE-22) vulnerability in Xiaohe4966 Tpmecms. Its CVSS base score is 5.3 (Medium).

Operationally, exploitation aligns with the MITRE ATT&CK technique Data from Local System (T1005); ranked in the top 49.3% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

A vulnerability, which was classified as problematic, has been found in xiaohe4966 TpMeCMS up to 1.3.3.1. Affected by this issue is some unknown functionality of the file /index/ajax/lang. The manipulation of the argument lang leads to path traversal. The attack…

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may be launched remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 1.3.3.2 is able to address this issue. It is recommended to upgrade the affected component.

CWE(s)
CWE-22

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1005 Data from Local System Collection
Adversaries may search local system sources, such as file systems, configuration files, local databases, virtual machine files, or process memory, to find files of interest and sensitive data prior to Exfiltration.
attack.mitre.org →
T1006 Direct Volume Access Stealth
Adversaries may directly access a volume to bypass file access controls and file system monitoring.
attack.mitre.org →
T1552.001 Credentials In Files Credential Access
Adversaries may search local file systems and remote file shares for files containing insecurely stored credentials.
attack.mitre.org →
Why these techniques?

Path traversal vulnerability enables arbitrary file reading from the local filesystem (e.g., database config), facilitating data collection from local system (T1005), direct volume access (T1006 as mapped by VulDB), and accessing unsecured credentials in files (T1552.001).

Affected Assets

xiaohe4966
tpmecms
≤ 1.3.3.2

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.

SI-10 Information Input Validation
addresses: CWE-22

Validates pathnames and filenames to prevent traversal outside intended directories.

References