CVE-2019-6989

CVSS V2 High 9 CVSS V3 High 8.8
Description
TP-Link TL-WR940N is vulnerable to a stack-based buffer overflow, caused by improper bounds checking by the ipAddrDispose function. By sending specially crafted ICMP echo request packets, a remote authenticated attacker could overflow a buffer and execute arbitrary code on the system with elevated privileges.
Overview
  • CVE ID
  • CVE-2019-6989
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Modified
  • Published Version
  • 2019-06-06T18:29:00
  • Last Modified Date
  • 2020-08-24T17:37:01
Weakness Enumerations
CWE URL
CWE-787 http://cwe.mitre.org/data/definitions/787.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:o:tp-link:tl-wr940n_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:tp-link:tl-wr940n:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:tp-link:tl-wr941nd_firmware:-:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:tp-link:tl-wr941nd:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:S/C:C/I:C/A:C
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • SINGLE
  • Confidentiality Impact
  • COMPLETE
  • Integrity Impact
  • COMPLETE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 9
  • Severity
  • HIGH
  • Exploitability Score
  • 8
  • Impact Score
  • 10
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • 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://www.exploit-db.com/exploits/46678/
http://packetstormsecurity.com/files/152458/TP-LINK-TL-WR940N-TL-WR941ND-Buffer-Overflow.html
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2019-6989
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-6989
History
Created Old Value New Value Data Type Notes
2022-05-10 17:17:19 Added to TrackCVE
2022-12-03 21:47:32 2019-06-06T18:29Z 2019-06-06T18:29:00 CVE Published Date updated
2022-12-03 21:47:32 2020-08-24T17:37:01 CVE Modified Date updated
2022-12-03 21:47:32 Modified Vulnerability Status updated