CVE-2020-8515

CVSS V2 High 10 CVSS V3 Critical 9.8
Description
DrayTek Vigor2960 1.3.1_Beta, Vigor3900 1.4.4_Beta, and Vigor300B 1.3.3_Beta, 1.4.2.1_Beta, and 1.4.4_Beta devices allow remote code execution as root (without authentication) via shell metacharacters to the cgi-bin/mainfunction.cgi URI. This issue has been fixed in Vigor3900/2960/300B v1.5.1.
Overview
  • CVE ID
  • CVE-2020-8515
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-02-01T13:15:12
  • Last Modified Date
  • 2022-01-01T20:03:37
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:draytek:vigor2960_firmware:1.3.1:beta:*:*:*:*:*:* 1 OR
cpe:2.3:h:draytek:vigor2960:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:draytek:vigor300b_firmware:1.3.3:beta:*:*:*:*:*:* 1 OR
cpe:2.3:o:draytek:vigor300b_firmware:1.4.2.1:beta:*:*:*:*:*:* 1 OR
cpe:2.3:o:draytek:vigor300b_firmware:1.4.4:beta:*:*:*:*:*:* 1 OR
cpe:2.3:h:draytek:vigor300b:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:draytek:vigor3900_firmware:1.4.4:beta:*:*:*:*:*:* 1 OR
cpe:2.3:h:draytek:vigor3900:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:C/I:C/A:C
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • COMPLETE
  • Integrity Impact
  • COMPLETE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 10
  • Severity
  • HIGH
  • Exploitability Score
  • 10
  • Impact Score
  • 10
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 9.8
  • Base Severity
  • CRITICAL
  • Exploitability Score
  • 3.9
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://sku11army.blogspot.com/2020/01/draytek-unauthenticated-rce-in-draytek.html Third Party Advisory
https://www.draytek.com/about/security-advisory/vigor3900-/-vigor2960-/-vigor300b-router-web-management-page-vulnerability-(cve-2020-8515)/ Exploit Vendor Advisory
http://packetstormsecurity.com/files/156979/DrayTek-Vigor2960-Vigor3900-Vigor300B-Remote-Command-Execution.html Exploit Third Party Advisory VDB Entry
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-8515
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-8515
History
Created Old Value New Value Data Type Notes
2022-05-10 06:39:30 Added to TrackCVE
2022-12-04 10:32:42 2020-02-01T13:15Z 2020-02-01T13:15:12 CVE Published Date updated
2022-12-04 10:32:42 2022-01-01T20:03:37 CVE Modified Date updated
2022-12-04 10:32:42 Analyzed Vulnerability Status updated