RCE in Totolink A3000ru
CVE-2022-26211
Totolink A830R V5.9c.4729_B20191112, A3100R V4.1.2cu.5050_B20200504, A950RG V4.1.2cu.5161_B20200903, A800R V4.1.2cu.5137_B20200730, A3000RU V5.9c.5185_B20201128, and A810R V4.1.2cu.5182_B20201026 were discovered to contain a command inject…
Vulnerability class: Command Injection (OS Command Injection)
EPSS: 0.028 (84.7th percentile) — read the EPSS interpretation.
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.
Affected products
- Totolink A3000ru
- Totolink A3000ru_firmware — versions 5.9c.5185_b20201128
- Totolink A3100r
- Totolink A3100r_firmware — versions 4.1.2cu.5050_b20200504
- Totolink A800r
- Totolink A800r_firmware — versions 4.1.2cu.5137_b20200730
- Totolink A810r
- Totolink A810r_firmware — versions 4.1.2cu.5182_b20201026
- Totolink A830r
- Totolink A830r_firmware — versions 5.9c.4729_b20191112
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2022-26211?
- CVE-2022-26211 is a critical-severity vulnerability in Totolink A3000ru, classified under OS Command Injection. CVSS score: 9.8/10. Published 2022-03-15.
- How severe is CVE-2022-26211?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2022-26211 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.