Buffer overflow in TP-Link Tl-Wpa4220
CVE-2020-28005
httpd on TP-Link TL-WPA4220 devices (hardware versions 2 through 4) allows remote authenticated users to trigger a buffer overflow (causing a denial of service) by sending a POST request to the /admin/syslog endpoint. Fixed version: TL-WPA4220(EU)_V4_201023
Vulnerability class: Buffer Overflow
EPSS: 0.018 (76.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Tp-link Tl-wpa4220 — versions v2, v3, v4
- Tp-link Tl-wpa4220_firmware
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (x_refsource_MISC, Vendor Advisory)
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2020-28005?
- CVE-2020-28005 is a medium-severity vulnerability in TP-Link Tl-Wpa4220, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 6.5/10. Published 2020-11-18.
- How severe is CVE-2020-28005?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2020-28005 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.