Improper input validation in Miniblog.core Project
CVE-2019-9845
madskristensen Miniblog.Core through 2019-01-16 allows remote attackers to execute arbitrary ASPX code via an IMG element with a data: URL, because SaveFilesToDisk in Controllers/BlogController.cs writes a decoded base64 string to a file without validating the extension.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.025 (84.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 84th percentile — 84.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.025 · newest: 0.025 · change: 0.000
Affected products
Weakness classification (CWE)
References
- rastating.github.io/miniblog-remote-code-execution/ (Exploit, Third Party Advisory)
- github.com/madskristensen/Miniblog.Core/blob/master/src/Controllers/BlogControl… (Third Party Advisory)
Frequently asked questions
- What is CVE-2019-9845?
- CVE-2019-9845 is a critical-severity vulnerability in Miniblog.core Project, classified under Improper Input Validation. CVSS score: 9.8/10. Published 2019-04-16.
- How severe is CVE-2019-9845?
- Critical severity. CVSS v3 base score is 9.8 out of 10.