What’s Vulnerable › Vulnerabilities

CVE-2021-29280

• Severity: medium (CVSS 6.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-08-19 · updated 2026-06-17
• Weakness: CWE-668

Description

In TP-Link Wireless N Router WR840N an ARP poisoning attack can cause buffer overflow

Affected products

• TP-Link Tl-Wr840N Firmware: all versions

References

• https://github.com/deadlysnowman3308/upgraded-ARP-Poisoning
• https://hackingvila.wordpress.com/2021/04/28/upgraded-arp-poisoning-tool/
• https://github.com/deadlysnowman3308/upgraded-ARP-Poisoning
• https://hackingvila.wordpress.com/2021/04/28/upgraded-arp-poisoning-tool/

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