CVE-2021-34201

CVSS V2 Low 3.6 CVSS V3 High 7.1
Description
D-Link DIR-2640-US 1.01B04 is vulnerable to Buffer Overflow. There are multiple out-of-bounds vulnerabilities in some processes of D-Link AC2600(DIR-2640). Local ordinary users can overwrite the global variables in the .bss section, causing the process crashes or changes.
Overview
  • CVE ID
  • CVE-2021-34201
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-06-16T20:15:07
  • Last Modified Date
  • 2021-06-24T15:39:55
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:N/I:P/A:P
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 3.6
  • Severity
  • LOW
  • Exploitability Score
  • 3.9
  • Impact Score
  • 4.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 7.1
  • Base Severity
  • HIGH
  • Exploitability Score
  • 1.8
  • Impact Score
  • 5.2
References
Reference URL Reference Tags
https://www.dlink.com/en/security-bulletin/ Vendor Advisory
http://d-link.com Product
http://dir-2640-us.com Product
https://github.com/liyansong2018/CVE/tree/main/2021/CVE-2021-34201 Exploit Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-34201
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-34201
History
Created Old Value New Value Data Type Notes
2022-05-10 07:09:59 Added to TrackCVE
2022-12-05 04:34:12 2021-06-16T20:15Z 2021-06-16T20:15:07 CVE Published Date updated
2022-12-05 04:34:12 2021-06-24T15:39:55 CVE Modified Date updated
2022-12-05 04:34:12 Analyzed Vulnerability Status updated