High severity · published Apr 18, 2022
CVE-2021-46122
Tp-Link TL-WR840N (EU) v6.20 Firmware (0.9.1 4.17 v0001.0 Build 201124 Rel.64328n) is vulnerable to Buffer Overflow via the Password reset feature
7.2
CVSS
1.6%
EPSS
No
On KEV
Description
Tp-Link TL-WR840N (EU) v6.20 Firmware (0.9.1 4.17 v0001.0 Build 201124 Rel.64328n) is vulnerable to Buffer Overflow via the Password reset feature.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.6% · higher than 75% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
TF
Tl-wr840n Firmware · Tp-link
0.9.1_4.17_v0001.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-46122
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-46122
Exploit
https://k4m1ll0.com/cve-tplink-tlwr840n-euV620-password-reset.html
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