CVE-2021-20040

CVSS V2 Medium 5 CVSS V3 High 7.5
Description
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.
Overview
  • CVE ID
  • CVE-2021-20040
  • Assigner
  • PSIRT@sonicwall.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-12-08T10:15:07
  • Last Modified Date
  • 2021-12-10T22:11:11
Weakness Enumerations
CWE URL
CWE-22 http://cwe.mitre.org/data/definitions/22.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:o:sonicwall:sma_200_firmware:10.2.0.8-37sv:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:sonicwall:sma_200_firmware:10.2.1.1-19sv:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:sonicwall:sma_200:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:sonicwall:sma_210_firmware:10.2.0.8-37sv:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:sonicwall:sma_210_firmware:10.2.1.1-19sv:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:sonicwall:sma_210:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:sonicwall:sma_410_firmware:10.2.0.8-37sv:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:sonicwall:sma_410_firmware:10.2.1.1-19sv:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:sonicwall:sma_410:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:sonicwall:sma_400_firmware:10.2.0.8-37sv:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:sonicwall:sma_400_firmware:10.2.1.1-19sv:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:sonicwall:sma_400:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:sonicwall:sma_500v_firmware:10.2.0.8-37sv:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:sonicwall:sma_500v_firmware:10.2.1.1-19sv:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:sonicwall:sma_500v:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:N/I:P/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • NONE
  • Base Score
  • 5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 7.5
  • Base Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0026 Vendor Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-20040
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20040
History
Created Old Value New Value Data Type Notes
2022-05-10 06:41:36 Added to TrackCVE
2022-12-06 03:16:24 2021-12-08T10:15Z 2021-12-08T10:15:07 CVE Published Date updated
2022-12-06 03:16:24 2021-12-10T22:11:11 CVE Modified Date updated
2022-12-06 03:16:24 Analyzed Vulnerability Status updated