XSS in Davical
CVE-2019-18345
A reflected XSS issue was discovered in DAViCal through 1.1.8. It echoes the action parameter without encoding. If a user visits an attacker-supplied link, the attacker can view all data the attacked user can view, as well as perform all actions in the name of the user. If the user is an administrator, the attacker can for example add a new admin user to gain full access to the application.
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.022 (81.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.3 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:N.
Affected products
- Davical
- Debian Debian_linux — versions 8.0, 9.0, 10.0
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (Product, x_refsource_MISC, Vendor Advisory)
- cve@mitre.org (Product, x_refsource_MISC, Vendor Advisory)
- cve@mitre.org (Third Party Advisory, x_refsource_MISC, Release Notes)
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Exploit, VDB Entry, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- cve@mitre.org (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
- cve@mitre.org (mailing-list, x_refsource_BUGTRAQ, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2019-18345?
- CVE-2019-18345 is a critical-severity vulnerability in Davical, classified under Cross-site Scripting. CVSS score: 9.3/10. Published 2019-12-12.
- How severe is CVE-2019-18345?
- Critical severity. CVSS v3 base score is 9.3 out of 10.