CVE-2020-28877

CVSS V2 High 7.5 CVSS V3 Critical 9.8
Description
Buffer overflow in in the copy_msg_element function for the devDiscoverHandle server in the TP-Link WR and WDR series, including WDR7400, WDR7500, WDR7660, WDR7800, WDR8400, WDR8500, WDR8600, WDR8620, WDR8640, WDR8660, WR880N, WR886N, WR890N, WR890N, WR882N, and WR708N.
Overview
  • CVE ID
  • CVE-2020-28877
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2020-11-20T16:15:15
  • Last Modified Date
  • 2020-12-03T17:29:34
Weakness Enumerations
CWE URL
CWE-120 http://cwe.mitre.org/data/definitions/120.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:o:tp-link:wdr7400_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:tp-link:wdr7400:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:tp-link:wdr7500_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:tp-link:wdr7500:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:tp-link:wdr7660_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:tp-link:wdr7660:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:tp-link:wdr7800_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:tp-link:wdr7800:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:tp-link:wdr8400_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:tp-link:wdr8400:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:tp-link:wdr8500_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:tp-link:wdr8500:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:tp-link:wdr8600_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:tp-link:wdr8600:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:tp-link:wdr8620_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:tp-link:wdr8620:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:tp-link:wdr8640_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:tp-link:wdr8640:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:tp-link:wdr8660_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:tp-link:wdr8660:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:tp-link:wr880n_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:tp-link:wr880n:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:tp-link:wr886n_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:tp-link:wr886n:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:tp-link:wr890n_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:tp-link:wr890n:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:tp-link:wr890n_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:tp-link:wr890n:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:tp-link:wr882n_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:tp-link:wr882n:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:tp-link:wr708n_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:tp-link:wr708n:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:P/I:P/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 7.5
  • Severity
  • HIGH
  • Exploitability Score
  • 10
  • Impact Score
  • 6.4
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://github.com/peanuts62/TP-Link-poc Broken Link
https://exchange.xforce.ibmcloud.com/vulnerabilities/192112 Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-28877
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28877
History
Created Old Value New Value Data Type Notes
2022-05-10 07:31:27 Added to TrackCVE
2022-12-05 17:09:21 2020-11-20T16:15Z 2020-11-20T16:15:15 CVE Published Date updated
2022-12-05 17:09:21 2020-12-03T17:29:34 CVE Modified Date updated
2022-12-05 17:09:21 Analyzed Vulnerability Status updated