Auth bypass in Mantisbt
CVE-2020-25781
An issue was discovered in file_download.php in MantisBT before 2.24.3. Users without access to view private issue notes are able to download the (supposedly private) attachments linked to these notes by accessing the corresponding file download URL directly.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.009 (59.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 59.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000
Affected products
Weakness classification (CWE)
References
- mantisbt.org/bugs/view.php (Exploit, Patch, Vendor Advisory)
- github.com/mantisbt/mantisbt/commit/5595c90f11c48164331a20bb9c66098980516e93 (Patch, Third Party Advisory)
- github.com/mantisbt/mantisbt/commit/9de20c09e5a557e57159a61657ce62f1a4f578fe (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-25781?
- CVE-2020-25781 is a medium-severity vulnerability in Mantisbt, classified under Missing Authorization. CVSS score: 4.3/10. Published 2020-09-30.
- How severe is CVE-2020-25781?
- Medium severity. CVSS v3 base score is 4.3 out of 10.