CVE-2021-34202

CVSS V2 High 7.2 CVSS V3 High 7.8
Description
There are multiple out-of-bounds vulnerabilities in some processes of D-Link AC2600(DIR-2640) 1.01B04. Ordinary permissions can be elevated to administrator permissions, resulting in local arbitrary code execution. An attacker can combine other vulnerabilities to further achieve the purpose of remote code execution.
Overview
  • CVE ID
  • CVE-2021-34202
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-06-16T19:15:39
  • Last Modified Date
  • 2021-06-23T23:10:35
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:dlink:dir-2640-us_firmware:1.01b04:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:dlink:dir-2640-us:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:L/Au:N/C:C/I:C/A:C
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • COMPLETE
  • Integrity Impact
  • COMPLETE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 7.2
  • Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 10
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 7.8
  • Base Severity
  • HIGH
  • Exploitability Score
  • 1.8
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://www.dlink.com/en/security-bulletin/ Vendor Advisory
http://d-link.com Vendor Advisory
http://dir-2640-us.com Broken Link
https://github.com/liyansong2018/CVE/tree/main/2021/CVE-2021-34202 Exploit Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-34202
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-34202
History
Created Old Value New Value Data Type Notes
2022-05-10 07:10:06 Added to TrackCVE
2022-12-05 04:34:08 2021-06-16T19:15Z 2021-06-16T19:15:39 CVE Published Date updated
2022-12-05 04:34:08 2021-06-23T23:10:35 CVE Modified Date updated
2022-12-05 04:34:08 Analyzed Vulnerability Status updated