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.

CVSS v3.1 NVD

5.4 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

CVSS v2.0 NVD

3.5 LOWAV:N/AC:M/Au:S/C:N/I:P/A:N

EPSS

1.13% chance of exploitation in the next 30 days, 66th percentile

Published

2019-12-04

Updated

2024-08-05

Proof-of-concept exploits (1)

• https://hackdefense.com/publications/cve-2019-18347-davical-caldav-server-vulnerability/

Security advisories

• http://packetstormsecurity.com/files/155628/DAViCal-CalDAV-Server-1.1.8-Persistent-Cross-…
• http://seclists.org/fulldisclosure/2019/Dec/17
• http://seclists.org/fulldisclosure/2019/Dec/18
• http://seclists.org/fulldisclosure/2019/Dec/19
• https://gitlab.com/davical-project/davical/blob/master/ChangeLog
• https://hackdefense.com/publications/cve-2019-18347-davical-caldav-server-vulnerability
• https://www.davical.org

References

• CVE Record
• NVD entry