CVE-2021-20043

A Heap-based buffer overflow vulnerability in SonicWall SMA100 getBookmarks method allows a remote authenticated attacker to potentially execute code as the nobody user in the appliance. This vulnerability affected SMA 200, 210, 400, 410 and 500v appliances.

CVSS v3.0 8.8 HIGH
CVSS v2.0 6.5 MEDIUM

8.8^/10

CVSS v3.0 : 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

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://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0026	Vendor Advisory

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Configurations

Configuration 1 (hide)

AND

OR	cpe:2.3:o:sonicwall:sma_200_firmware:10.2.0.8-37sv:::::::*
	cpe:2.3:o:sonicwall:sma_200_firmware:10.2.1.1-19sv:::::::*

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

Configuration 2 (hide)

AND

OR	cpe:2.3:o:sonicwall:sma_210_firmware:10.2.0.8-37sv:::::::*
	cpe:2.3:o:sonicwall:sma_210_firmware:10.2.1.1-19sv:::::::*

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

Configuration 3 (hide)

AND

OR	cpe:2.3:o:sonicwall:sma_410_firmware:10.2.0.8-37sv:::::::*
	cpe:2.3:o:sonicwall:sma_410_firmware:10.2.1.1-19sv:::::::*

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

Configuration 4 (hide)

AND

OR	cpe:2.3:o:sonicwall:sma_400_firmware:10.2.0.8-37sv:::::::*
	cpe:2.3:o:sonicwall:sma_400_firmware:10.2.1.1-19sv:::::::*

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

Configuration 5 (hide)

AND

OR	cpe:2.3:o:sonicwall:sma_500v_firmware:10.2.0.8-37sv:::::::*
	cpe:2.3:o:sonicwall:sma_500v_firmware:10.2.1.1-19sv:::::::*

cpe:2.3:h:sonicwall:sma_500v:-:*:*:*:*:*:*:*

Information

Published : 2021-12-08 02:15

Updated : 2021-12-10 10:19

NVD link : CVE-2021-20043

Mitre link : CVE-2021-20043

JSON object : View

CWE

CWE-787

Out-of-bounds Write

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Products Affected

sonicwall

sma_200
sma_410
sma_400_firmware
sma_500v_firmware
sma_410_firmware
sma_200_firmware
sma_210_firmware
sma_400
sma_210
sma_500v

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