CVE-2021-45836

An authenticated attacker can execute arbitrary commands as root in Terramaster F4-210, F2-210 TOS 4.2.X (4.2.15-2107141517) by injecting a maliciously crafted input in the request through /tos/index.php?app/hand_app.

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://thatsn0tmy.site/posts/2021/12/how-to-summon-rces/	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:terra-master:tos:4.2.15-2107141517:*:*:*:*:*:*:*

OR	cpe:2.3:h:terra-master:f2-210:-:::::::*
	cpe:2.3:h:terra-master:f4-210:-:::::::*

History

05 May 2022, 12:40

Type	Values Removed	Values Added
First Time		Terra-master tos Terra-master f4-210 Terra-master Terra-master f2-210
CPE		cpe:2.3:o:terra-master:tos:4.2.15-2107141517:::::::* cpe:2.3:h:terra-master:f4-210:-:::::::* cpe:2.3:h:terra-master:f2-210:-:::::::*
CWE		NVD-CWE-noinfo
References	~~(MISC) https://thatsn0tmy.site/posts/2021/12/how-to-summon-rces/ -~~	(MISC) https://thatsn0tmy.site/posts/2021/12/how-to-summon-rces/ - Exploit, Third Party Advisory
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : 9.0 v3 : 8.8

25 Apr 2022, 11:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2022-04-25 11:15

Updated : 2023-12-10 14:22

NVD link : CVE-2021-45836

Mitre link : CVE-2021-45836

CVE.ORG link : CVE-2021-45836

JSON object : View

Products Affected

terra-master

f2-210
tos
f4-210

CWE

NVD-CWE-noinfo

{"id": "CVE-2021-45836", "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": "2022-04-25T11:15:07.047", "references": [{"url": "https://thatsn0tmy.site/posts/2021/12/how-to-summon-rces/", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "An authenticated attacker can execute arbitrary commands as root in Terramaster F4-210, F2-210 TOS 4.2.X (4.2.15-2107141517) by injecting a maliciously crafted input in the request through /tos/index.php?app/hand_app."}, {"lang": "es", "value": "Un atacante autenticado puede ejecutar comandos arbitrarios como root en Terramaster F4-210, F2-210 TOS 4.2.X (4.2.15-2107141517) inyectando una entrada maliciosamente dise\u00f1ada en la petici\u00f3n mediante /tos/index.php?app/hand_app"}], "lastModified": "2022-05-05T12:40:02.980", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:terra-master:tos:4.2.15-2107141517:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2E5A84F8-F5E3-4600-A6CA-743445E589EF"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:terra-master:f2-210:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "A084599C-E4D9-4EC5-8103-68CDBB3604CF"}, {"criteria": "cpe:2.3:h:terra-master:f4-210:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "0989872F-8F30-4F71-8D9F-BBD86D613296"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cve@mitre.org"}