Medium severity · published Aug 19, 2021
CVE-2021-29280
In TP-Link Wireless N Router WR840N an ARP poisoning attack can cause buffer overflow
6.4
CVSS
0.8%
EPSS
No
On KEV
CVSS vector
CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:H
Attack vector
Adjacent
Complexity
High
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 55% 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
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-29280
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-29280
Exploit
https://github.com/deadlysnowman3308/upgraded-ARP-Poisoning
Third Party Advisory
https://hackingvila.wordpress.com/2021/04/28/upgraded-arp-poisoning-tool/
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