RCE in TP-Link Tl-Wr802n
CVE-2021-4144
TP-Link wifi router TL-WR802N V4(JP), with firmware version prior to 211202, is vulnerable to OS command injection.
Vulnerability class: Command Injection (OS Command Injection)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.019 (79.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 80th percentile — 79.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.019 · newest: 0.019 · change: 0.000
Affected products
- TP-Link Tl-Wr802n — versions v4
- TP-Link Tl-Wr802n Firmware
- TP-Link Tl-Wr802n V4(jp) — versions firmware versions prior to 211202
Weakness classification (CWE)
References
- www.tp-link.com/jp/support/download/tl-wr802n/ (Product, Vendor Advisory)
- jvn.jp/en/vu/JVNVU94883311/ (VDB Entry, Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2021-4144?
- CVE-2021-4144 is a high-severity vulnerability in TP-Link Tl-Wr802n, classified under OS Command Injection. CVSS score: 8.8/10. Published 2021-12-23.
- How severe is CVE-2021-4144?
- High severity. CVSS v3 base score is 8.8 out of 10.