RCE in Microsoft Windows
CVE-2019-16305
In MobaXterm 11.1 and 12.1, the protocol handler is vulnerable to command injection. A crafted link can trigger a popup asking whether the user wants to run MobaXterm to handle the link. If accepted, another popup appears asking for further confirmation. If this is also accepted, command execution is achieved, as demonstrated by the MobaXterm://`calc` URI.
Vulnerability class: Command Injection (OS Command Injection)
EPSS: 0.067 (93.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Microsoft Windows
- Mobatek Mobaxterm — versions 11.1, 12.1
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (Exploit, x_refsource_MISC)
Frequently asked questions
- What is CVE-2019-16305?
- CVE-2019-16305 is a high-severity vulnerability in Microsoft Windows, classified under Command Injection. CVSS score: 8.8/10. Published 2019-09-14.
- How severe is CVE-2019-16305?
- High severity. CVSS v3 base score is 8.8 out of 10.