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[email protected]CVE-2021-20040

HistoryDec 08, 2021 - 10:15 a.m.

CVE-2021-20040

2021-12-0810:15:00

CWE-22

[email protected]

web.nvd.nist.gov

cve-2021-20040

vulnerability

sma100

path traversal

upload function

remote unauthenticated

sma

appliances

nvd

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

8.6 High

AI Score

Confidence

High

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.002 Low

EPSS

Percentile

58.3%

JSON

A relative path traversal vulnerability in the SMA100 upload funtion allows a remote unauthenticated attacker to upload crafted web pages or files as a ‘nobody’ user. This vulnerability affected SMA 200, 210, 400, 410 and 500v appliances.

CPENameOperatorVersion
sonicwall:sma_200_firmwaresonicwall sma 200 firmwareeq10.2.0.8-37sv
sonicwall:sma_200_firmwaresonicwall sma 200 firmwareeq10.2.1.1-19sv
sonicwall:sma_210_firmwaresonicwall sma 210 firmwareeq10.2.0.8-37sv
sonicwall:sma_210_firmwaresonicwall sma 210 firmwareeq10.2.1.1-19sv
sonicwall:sma_410_firmwaresonicwall sma 410 firmwareeq10.2.0.8-37sv
sonicwall:sma_410_firmwaresonicwall sma 410 firmwareeq10.2.1.1-19sv
sonicwall:sma_400_firmwaresonicwall sma 400 firmwareeq10.2.0.8-37sv
sonicwall:sma_400_firmwaresonicwall sma 400 firmwareeq10.2.1.1-19sv
sonicwall:sma_500v_firmwaresonicwall sma 500v firmwareeq10.2.0.8-37sv
sonicwall:sma_500v_firmwaresonicwall sma 500v firmwareeq10.2.1.1-19sv

CPE	Name	Operator	Version
sonicwall:sma_200_firmware	sonicwall sma 200 firmware	eq	10.2.0.8-37sv
sonicwall:sma_200_firmware	sonicwall sma 200 firmware	eq	10.2.1.1-19sv
sonicwall:sma_210_firmware	sonicwall sma 210 firmware	eq	10.2.0.8-37sv
sonicwall:sma_210_firmware	sonicwall sma 210 firmware	eq	10.2.1.1-19sv
sonicwall:sma_410_firmware	sonicwall sma 410 firmware	eq	10.2.0.8-37sv
sonicwall:sma_410_firmware	sonicwall sma 410 firmware	eq	10.2.1.1-19sv
sonicwall:sma_400_firmware	sonicwall sma 400 firmware	eq	10.2.0.8-37sv
sonicwall:sma_400_firmware	sonicwall sma 400 firmware	eq	10.2.1.1-19sv
sonicwall:sma_500v_firmware	sonicwall sma 500v firmware	eq	10.2.0.8-37sv
sonicwall:sma_500v_firmware	sonicwall sma 500v firmware	eq	10.2.1.1-19sv

References

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

Social References

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

8.6 High

AI Score

Confidence

High

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.002 Low

EPSS

Percentile

58.3%

JSON

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