CVE-2021-41635

When installed as Windows service MELAG FTP Server 2.2.0.4 is run as SYSTEM user, which grants remote attackers to abuse misconfigurations or vulnerabilities with administrative access over the entire host system.

CVSS v3 8.8 HIGH
CVSS v2.0 9.0 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

9.0^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:S/C:C/I:C/A:C

Exploitability : 8.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://www.securesystems.de/blog/advisory-and-exploitation-the-melag-ftp-server/	Exploit Third Party Advisory
https://www.securesystems.de/blog/advisory-and-exploitation-the-melag-ftp-server/	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:a:melag:ftp_server:2.2.0.4:*:*:*:*:*:*:*

cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*

History

21 Nov 2024, 06:26

Type	Values Removed	Values Added
References	~~() https://www.securesystems.de/blog/advisory-and-exploitation-the-melag-ftp-server/ - Exploit, Third Party Advisory~~	() https://www.securesystems.de/blog/advisory-and-exploitation-the-melag-ftp-server/ - Exploit, Third Party Advisory

Information

Published : 2022-06-24 12:15

Updated : 2024-11-21 06:26

NVD link : CVE-2021-41635

Mitre link : CVE-2021-41635

CVE.ORG link : CVE-2021-41635

JSON object : View

Products Affected

melag

ftp_server

microsoft

windows

CWE

CWE-276

Incorrect Default Permissions

{"id": "CVE-2021-41635", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 9.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:S/C:C/I:C/A:C", "authentication": "SINGLE", "integrityImpact": "COMPLETE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "acInsufInfo": false, "impactScore": 10.0, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 8.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.8}]}, "published": "2022-06-24T12:15:08.063", "references": [{"url": "https://www.securesystems.de/blog/advisory-and-exploitation-the-melag-ftp-server/", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://www.securesystems.de/blog/advisory-and-exploitation-the-melag-ftp-server/", "tags": ["Exploit", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-276"}]}], "descriptions": [{"lang": "en", "value": "When installed as Windows service MELAG FTP Server 2.2.0.4 is run as SYSTEM user, which grants remote attackers to abuse misconfigurations or vulnerabilities with administrative access over the entire host system."}, {"lang": "es", "value": "Cuando es instalado como servicio de Windows, MELAG FTP Server versi\u00f3n 2.2.0.4, es ejecutado como usuario SYSTEM, lo que permite a atacantes remotos abusar de configuraciones err\u00f3neas o vulnerabilidades con acceso administrativo sobre todo el sistema anfitri\u00f3n"}], "lastModified": "2024-11-21T06:26:32.687", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:melag:ftp_server:2.2.0.4:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "73A4A61A-BD6E-4547-9953-DC80557A253B"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "A2572D17-1DE6-457B-99CC-64AFD54487EA"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cve@mitre.org"}