XSS in Davical
CVE-2019-18347
A stored XSS issue was discovered in DAViCal through 1.1.8. It does not adequately sanitize output of various fields that can be set by unprivileged users, making it possible for JavaScript stored in those fields to be executed by another (possibly privileged) user. Affected database fields include Username, Display Name, and Email.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.011 (65.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 65.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000
Affected products
Weakness classification (CWE)
References
- www.davical.org/ (Product)
- gitlab.com/davical-project/davical/blob/master/ChangeLog (Third Party Advisory, Release Notes)
- hackdefense.com/publications/cve-2019-18347-davical-caldav-server-vulnerability/ (Exploit, Third Party Advisory)
- seclists.org/fulldisclosure/2019/Dec/17 (mailing-list, Third Party Advisory)
- seclists.org/fulldisclosure/2019/Dec/19 (mailing-list, Third Party Advisory)
- seclists.org/fulldisclosure/2019/Dec/18 (mailing-list, Third Party Advisory)
- packetstormsecurity.com/files/155628/DAViCal-CalDAV-Server-1.1.8-Persistent-Cro… (Third Party Advisory)
- lists.debian.org/debian-lts-announce/2019/12/msg00016.html (mailing-list)
- www.debian.org/security/2019/dsa-4582 (vendor-advisory)
- seclists.org/bugtraq/2019/Dec/30 (mailing-list)
Frequently asked questions
- What is CVE-2019-18347?
- CVE-2019-18347 is a medium-severity vulnerability in Davical, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2019-12-04.
- How severe is CVE-2019-18347?
- Medium severity. CVSS v3 base score is 5.4 out of 10.