CVE-2021-20034

An improper access control vulnerability in SMA100 allows a remote unauthenticated attacker to bypass the path traversal checks and delete an arbitrary file potentially resulting in a reboot to factory default settings.

CVSS v3 9.1 CRITICAL
CVSS v2.0 6.4 MEDIUM

9.1^/10

CVSS v3 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.4^/10

CVSS v2.0 : MEDIUM

V2 Legend

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

Exploitability : 10.0 / Impact : 4.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
http://packetstormsecurity.com/files/164564/SonicWall-SMA-10.2.1.0-17sv-Password-Reset.html	Exploit Third Party Advisory VDB Entry
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0021	Vendor Advisory
http://packetstormsecurity.com/files/164564/SonicWall-SMA-10.2.1.0-17sv-Password-Reset.html	Exploit Third Party Advisory VDB Entry
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0021	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

OR	cpe:2.3:o:sonicwall:sma_200_firmware::::::::
	cpe:2.3:o:sonicwall:sma_200_firmware::::::::
	cpe:2.3:o:sonicwall:sma_200_firmware::::::::

cpe:2.3:h:sonicwall:sma_200:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND

OR	cpe:2.3:o:sonicwall:sma_210_firmware::::::::
	cpe:2.3:o:sonicwall:sma_210_firmware::::::::
	cpe:2.3:o:sonicwall:sma_210_firmware::::::::

cpe:2.3:h:sonicwall:sma_210:-:*:*:*:*:*:*:*

Configuration 3 (hide)

AND

OR	cpe:2.3:o:sonicwall:sma_400_firmware::::::::
	cpe:2.3:o:sonicwall:sma_400_firmware::::::::
	cpe:2.3:o:sonicwall:sma_400_firmware::::::::

cpe:2.3:h:sonicwall:sma_400:-:*:*:*:*:*:*:*

Configuration 4 (hide)

AND

OR	cpe:2.3:o:sonicwall:sma_410_firmware::::::::
	cpe:2.3:o:sonicwall:sma_410_firmware::::::::
	cpe:2.3:o:sonicwall:sma_410_firmware::::::::

cpe:2.3:h:sonicwall:sma_410:-:*:*:*:*:*:*:*

Configuration 5 (hide)

OR	cpe:2.3:a:sonicwall:sma_500v::::::::
	cpe:2.3:a:sonicwall:sma_500v::::::::
	cpe:2.3:a:sonicwall:sma_500v::::::::

History

21 Nov 2024, 05:45

Type	Values Removed	Values Added
References	~~() http://packetstormsecurity.com/files/164564/SonicWall-SMA-10.2.1.0-17sv-Password-Reset.html - Exploit, Third Party Advisory, VDB Entry~~	() http://packetstormsecurity.com/files/164564/SonicWall-SMA-10.2.1.0-17sv-Password-Reset.html - Exploit, Third Party Advisory, VDB Entry
References	~~() https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0021 - Vendor Advisory~~	() https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0021 - Vendor Advisory

Information

Published : 2021-09-27 18:15

Updated : 2024-11-21 05:45

NVD link : CVE-2021-20034

Mitre link : CVE-2021-20034

CVE.ORG link : CVE-2021-20034

JSON object : View

Products Affected

sonicwall

sma_400
sma_200_firmware
sma_400_firmware
sma_210_firmware
sma_200
sma_210
sma_410_firmware
sma_500v
sma_410

CWE

CWE-284

Improper Access Control

CWE-22

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

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9.1 /10

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.4 /10

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact PARTIAL

JSON object

Attach tags to CVE-2021-20034

9.1^/10

6.4^/10

Attach tags to `CVE-2021-20034`