What is CVE-2021-29280?

CVE-2021-29280 is a medium-severity vulnerability in Tp-link Tl-wr840n, classified under Exposure of Resource to Wrong Sphere. CVSS score: 6.4/10. Published 2021-08-19.

How severe is CVE-2021-29280?

Medium severity. CVSS v3 base score is 6.4 out of 10.

Is CVE-2021-29280 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Tp-link Tl-wr840n

CVE-2021-29280

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

EPSS: 0.008 (51.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:H.

Affected products

Weakness classification (CWE)

CWE-668 — Exposure of Resource to Wrong Sphere

Public proof-of-concept exploits

deadlysnowman3308/upgraded-ARP-Poisoning

References

cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
cve@mitre.org (Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-29280?: CVE-2021-29280 is a medium-severity vulnerability in Tp-link Tl-wr840n, classified under Exposure of Resource to Wrong Sphere. CVSS score: 6.4/10. Published 2021-08-19.
How severe is CVE-2021-29280?: Medium severity. CVSS v3 base score is 6.4 out of 10.
Is CVE-2021-29280 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.