CVE-2021-21876

Specially-crafted HTTP requests can lead to arbitrary command execution in PUT requests. An attacker can make authenticated HTTP requests to trigger this vulnerability.

CVSS v3 9.1 CRITICAL
CVSS v2.0 6.5 MEDIUM

9.1^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 2.3 / Impact : 6.0

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

6.5^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1315	Exploit Third Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1315	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:lantronix:premierwave_2050_firmware:8.9.0.0:r4:*:*:*:*:*:*

cpe:2.3:h:lantronix:premierwave_2050:-:*:*:*:*:*:*:*

History

21 Nov 2024, 05:49

Type	Values Removed	Values Added
References	~~() https://talosintelligence.com/vulnerability_reports/TALOS-2021-1315 - Exploit, Third Party Advisory~~	() https://talosintelligence.com/vulnerability_reports/TALOS-2021-1315 - Exploit, Third Party Advisory

03 Jan 2022, 18:49

Type	Values Removed	Values Added
CWE		CWE-78
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : 6.5 v3 : 9.1
CPE		cpe:2.3:o:lantronix:premierwave_2050_firmware:8.9.0.0:r4:::::: cpe:2.3:h:lantronix:premierwave_2050:-:::::::*
References	~~(MISC) https://talosintelligence.com/vulnerability_reports/TALOS-2021-1315 -~~	(MISC) https://talosintelligence.com/vulnerability_reports/TALOS-2021-1315 - Exploit, Third Party Advisory

22 Dec 2021, 20:11

Type	Values Removed	Values Added
New CVE

Information

Published : 2021-12-22 19:15

Updated : 2024-11-21 05:49

NVD link : CVE-2021-21876

Mitre link : CVE-2021-21876

CVE.ORG link : CVE-2021-21876

JSON object : View

Products Affected

lantronix

premierwave_2050
premierwave_2050_firmware

CWE

CWE-78

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

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