Cyber Resilience

CVE-2020-4039

High

Published: 30 April 2021

Published
30 April 2021
Modified
21 November 2024
KEV Added
—
Patch
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CVSS Score v3.1 8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N
EPSS Score 0.0063 70.8th percentile
Risk Priority 18 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2020-4039 is a high-severity Relative Path Traversal (CWE-23) vulnerability in Fossasia Susi.Ai. Its CVSS base score is 8.6 (High).

Operationally, ranked in the top 29.2% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

This vulnerability is AI-related — categorised as Other AI Platforms.

EU & UK References

Vulnerability details

SUSI.AI is an intelligent Open Source personal assistant. SUSI.AI Server before version d27ed0f has a directory traversal vulnerability due to insufficient input validation. Any admin config and file readable by the app can be retrieved by the attacker. Furthermore, some…

more

files can also be moved or deleted.

CWE(s)
CWE-23CWE-22

AI Security AnalysisAI

AI Category
Other AI Platforms
Risk Domain
N/A
OWASP Top 10 for LLMs 2025
None mapped
Classification Reason
Matched keywords: ai, ai

Related Threats

Affected Assets

fossasia
susi.ai
≤ 2020-05-13

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