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CVE-2021-34204

Published: Jun 16, 2021Updated: Nov 21, 2024 Sources: CVE List NVD BDUCWE-522
NVD MITRE
6.8CVSSMEDIUM
EPSS Score
1.4%
Top 32.0%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
Patch Available

Description

D-Link DIR-2640-US 1.01B04 is affected by Insufficiently Protected Credentials. D-Link AC2600(DIR-2640) stores the device system account password in plain text. It does not use linux user management. In addition, the passwords of all devices are the same, and they cannot be modified by normal users. An attacker can easily log in to the target router through the serial port and obtain root privileges.

CVSS Vector Breakdown

AV:PAC:LPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:PAttack Vector
Physical
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-522

Affected Products

dir-2640-us firmwaredlinkNetworking Infrastructure
n/an/a
DIR-2640D-Link Corp.Networking Infrastructure
dlinkcommercialTWNetworking Infrastructure
d-link corp.commercialTWNetworking Infrastructureaka d-link corporation, d-link international

Attack Graph

Products CVE Techniques Tactics

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Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available

MITRE ATT&CK

2 techniques
Credential Access
View detailed technique mapping

References

http://d-link.com
d-link.com
http://dir-2640-us.com
dir-2640-us.com
https://github.com/liyansong2018/CVE/tree/main/2021/CVE-2021-34204
github.com
and 3 more references View all →

Timeline

Published
Jun 16, 2021
Last Updated
Nov 21, 2024

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