RCE in Totolink X18

CVE-2023-29803

TOTOLINK X18 V9.1.0cu.2024_B20220329 was discovered to contain a command injection vulnerability via the pid parameter in the disconnectVPN function.

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.022 (80.3th 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 X18
Totolink X18_firmware — versions 9.1.0cu.2024_b20220329
N/a — versions n/a

Weakness classification (CWE)

CWE-77 — Command Injection

Public proof-of-concept exploits

attilaszia/linux-iot-cves

References

cve@mitre.org (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2023-29803?: CVE-2023-29803 is a critical-severity vulnerability in Totolink X18, classified under Command Injection. CVSS score: 9.8/10. Published 2023-04-14.
How severe is CVE-2023-29803?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2023-29803 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.