Vulnerability in Tenda Ac15
CVE-2021-44971
Multiple Tenda devices are affected by authentication bypass, such as AC15V1.0 Firmware V15.03.05.20_multi?AC5V1.0 Firmware V15.03.06.48_multi and so on. an attacker can obtain sensitive information, and even combine it with authenticated command injection to implement RCE.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.021 (81.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 81.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.021 · newest: 0.021 · change: 0.000
Affected products
- Tenda Ac15 — versions 1.0
- Tenda Ac15 Firmware — versions 15.03.05.20_multi
- Tenda Ac5 — versions 1.0
- Tenda Ac5 Firmware — versions 15.03.06.48_multi
Weakness classification (CWE)
Public proof-of-concept exploits
References
- af854a3a-2127-422b-91ae-364da2661108 (Vendor Advisory)
- af854a3a-2127-422b-91ae-364da2661108 (URL Repurposed, Broken Link)
- github.com/21Gun5/my_cve/blob/main/tenda/bypass_auth.md (Broken Link)
Frequently asked questions
- What is CVE-2021-44971?
- CVE-2021-44971 is a critical-severity vulnerability in Tenda Ac15, classified under Incorrect Comparison. CVSS score: 9.8/10. Published 2022-01-28.
- How severe is CVE-2021-44971?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2021-44971 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.