CVE-2021-20731

CVSS V2 High 8.3 CVSS V3 High 8.8
Description
WSR-1166DHP3 firmware Ver.1.16 and prior and WSR-1166DHP4 firmware Ver.1.02 and prior allow an attacker to execute arbitrary OS commands with root privileges via unspecified vectors.
Overview
  • CVE ID
  • CVE-2021-20731
  • Assigner
  • vultures@jpcert.or.jp
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-06-09T02:15:06
  • Last Modified Date
  • 2021-06-16T16:30:14
Weakness Enumerations
CWE URL
CWE-78 http://cwe.mitre.org/data/definitions/78.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:o:buffalo:wsr-1166dhp4_firmware:*:*:*:*:*:*:*:* 1 OR 1.02
cpe:2.3:h:buffalo:wsr-1166dhp4:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:buffalo:wsr-1166dhp3_firmware:*:*:*:*:*:*:*:* 1 OR 1.16
cpe:2.3:h:buffalo:wsr-1166dhp3:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:A/AC:L/Au:N/C:C/I:C/A:C
  • Access Vector
  • ADJACENT_NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • COMPLETE
  • Integrity Impact
  • COMPLETE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 8.3
  • Severity
  • HIGH
  • Exploitability Score
  • 6.5
  • Impact Score
  • 10
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • ADJACENT_NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 8.8
  • Base Severity
  • HIGH
  • Exploitability Score
  • 2.8
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://jvn.jp/en/vu/JVNVU92862829/index.html Third Party Advisory
https://www.buffalo.jp/news/detail/20210531-01.html Vendor Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-20731
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20731
History
Created Old Value New Value Data Type Notes
2022-05-10 07:11:07 Added to TrackCVE
2022-12-05 03:49:03 2021-06-09T02:15Z 2021-06-09T02:15:06 CVE Published Date updated
2022-12-05 03:49:03 2021-06-16T16:30:14 CVE Modified Date updated
2022-12-05 03:49:03 Analyzed Vulnerability Status updated