Arbitrary file upload in Kslabs Ksweb
CVE-2019-15766
The KSLABS KSWEB (aka ru.kslabs.ksweb) application 3.93 for Android allows authenticated remote code execution via a POST request to the AJAX handler with the configFile parameter set to the arbitrary file to be written to (and the config_text parameter set to the content of the file to be created). This can be a PHP file that is written to in the public web directory and subsequently executed. The attacker must have network connectivity to the PHP server that is running on the Android device.
Vulnerability class: Unrestricted File Upload
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.031 (87.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 87th percentile — 87.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.031 · newest: 0.031 · change: 0.000
Affected products
- Kslabs Ksweb — versions 3.93
Weakness classification (CWE)
References
- play.google.com/store/apps/details (Product)
- rastating.github.io/ksweb-android-remote-code-execution/ (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2019-15766?
- CVE-2019-15766 is a high-severity vulnerability in Kslabs Ksweb, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 8.8/10. Published 2019-10-03.
- How severe is CVE-2019-15766?
- High severity. CVSS v3 base score is 8.8 out of 10.