Buffer overflow in Dbhcms Project
CVE-2020-19891
DBHcms v1.2.0 has an Arbitrary file write vulnerability in dbhcms\mod\mod.editor.php $_POST['updatefile'] is filename and $_POST['tinymce_content'] is file content, there is no filter function for security. A remote authenticated admin user can exploit this vulnerability to get a webshell.
Vulnerability class: Buffer Overflow
EPSS: 0.014 (69.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Dbhcms_project Dbhcms — versions 1.2.0
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2020-19891?
- CVE-2020-19891 is a high-severity vulnerability in Dbhcms Project, classified under Out-of-bounds Write. CVSS score: 7.2/10. Published 2020-08-24.
- How severe is CVE-2020-19891?
- High severity. CVSS v3 base score is 7.2 out of 10.
- Is CVE-2020-19891 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.