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
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.018 (77.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 78th percentile — 77.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: 0.000
Affected products
- TP-Link Tl-Wpa4220 — versions v2, v3, v4
- TP-Link Tl-Wpa4220 Firmware
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.tp-link.com/us/security (Vendor Advisory)
- the-hyperbolic.com/posts/vulnerabilities-in-tlwpa4220/ (Exploit, Third Party Advisory)
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.