CVE-2023-0670

Ulearn version a5a7ca20de859051ea0470542844980a66dfc05d allows an attacker with administrator permissions to obtain remote code execution on the server through the image upload functionality. This occurs because the application does not validate that the uploaded image is actually an image.

CVSS v3 7.2 HIGH

7.2^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.2 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://fluidattacks.com/advisories/scott/	Third Party Advisory
https://fluidattacks.com/advisories/scott/	Third Party Advisory
https://fluidattacks.com/advisories/scott/	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:ulearn_project:ulearn:-:*:*:*:*:*:*:*

History

13 Feb 2025, 20:15

Type	Values Removed	Values Added
References	~~() https://fluidattacks.com/advisories/scott/ - Third Party Advisory~~	() https://fluidattacks.com/advisories/scott/ - Third Party Advisory

Information

Published : 2023-04-05 19:15

Updated : 2025-02-13 20:15

NVD link : CVE-2023-0670

Mitre link : CVE-2023-0670

CVE.ORG link : CVE-2023-0670

JSON object : View

Products Affected

ulearn_project

ulearn

CWE

CWE-434

Unrestricted Upload of File with Dangerous Type

{"id": "CVE-2023-0670", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.2, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "HIGH", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.2}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.2, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "HIGH", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.2}]}, "published": "2023-04-05T19:15:07.693", "references": [{"url": "https://fluidattacks.com/advisories/scott/", "tags": ["Third Party Advisory"], "source": "help@fluidattacks.com"}, {"url": "https://fluidattacks.com/advisories/scott/", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://fluidattacks.com/advisories/scott/", "tags": ["Third Party Advisory"], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-434"}]}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-434"}]}], "descriptions": [{"lang": "en", "value": "Ulearn version a5a7ca20de859051ea0470542844980a66dfc05d allows an attacker with administrator permissions to obtain remote code execution on the server through the image upload functionality. This occurs because the application does not validate that the uploaded image is actually an image."}], "lastModified": "2025-02-13T20:15:46.407", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:ulearn_project:ulearn:-:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "74BDAFAA-CF85-4E22-9D2D-9854EE613A78"}], "operator": "OR"}]}], "sourceIdentifier": "help@fluidattacks.com"}