RCE in Totolink Ex300 V2
CVE-2022-32449
TOTOLINK EX300_V2 V4.0.3c.7484 was discovered to contain a command injection vulnerability via the langType parameter in the setLanguageCfg function. This vulnerability is exploitable via a crafted MQTT data packet.
Vulnerability class: Command Injection (OS Command Injection)
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: 0.194 (97.3th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 97th percentile — 97.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.188 · newest: 0.194 · change: +0.005
Affected products
- Totolink Ex300 V2
- Totolink Ex300 V2 Firmware — versions 4.0.3c.7484
Weakness classification (CWE)
References
- github.com/winmt/CVE/blob/main/TOTOLINK EX300_V2/README.md (Exploit, Third Party Advisory)
- github.com/winmt/my-vuls/tree/main/TOTOLINK EX300_V2
Frequently asked questions
- What is CVE-2022-32449?
- CVE-2022-32449 is a critical-severity vulnerability in Totolink Ex300 V2, classified under Command Injection. CVSS score: 9.8/10. Published 2022-07-07.
- How severe is CVE-2022-32449?
- Critical severity. CVSS v3 base score is 9.8 out of 10.