Vulnerability Monitor

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CVE-2021-34201

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.

Published

2021-06-16T20:15:07.573

Last Modified

2024-11-21T06:10:00.397

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.1 (HIGH)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:N/I:P/A:P

Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

3.9

Impact Score

4.9

Weaknesses

Type: Primary
CWE-787

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	dlink	dir-2640-us_firmware	1.01b04	Yes
Hardware	dlink	dir-2640-us	-	No

References

http://d-link.com Product ([email protected])
http://dir-2640-us.com Product, URL Repurposed ([email protected])
https://github.com/liyansong2018/CVE/tree/main/2021/CVE-2021-34201 Exploit, Third Party Advisory ([email protected])
https://www.dlink.com/en/security-bulletin/ Vendor Advisory ([email protected])
http://d-link.com Product (af854a3a-2127-422b-91ae-364da2661108)
http://dir-2640-us.com Product, URL Repurposed (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/liyansong2018/CVE/tree/main/2021/CVE-2021-34201 Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.dlink.com/en/security-bulletin/ Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)