CVE-2019-18345
CRITICAL
9.3
CVSS Score
Published: December 12, 2019 at 01:54 PM UTC
Updated: June 17, 2026 at 02:24 AM UTC
2 products affected across 2 vendorsDebian LinuxDavical
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Severity
CRITICAL9.3
Exploit prediction
EPSS 2%
Description
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.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (8)
x_refsource_MISCExploitThird Party AdvisoryVDB Entry
Source: [email protected]
http://packetstormsecurity.com/files/155630/DAViCal-CalDAV-Server-1.1.8-Reflective-Cross-Site-Scripting.htmlx_refsource_MISCRelease NotesThird Party Advisory
Source: [email protected]
https://gitlab.com/davical-project/davical/blob/master/ChangeLogx_refsource_MISCExploitThird Party Advisory
Source: [email protected]
https://hackdefense.com/publications/cve-2019-18345-davical-caldav-server-vulnerability/Mailing Listx_refsource_MLISTThird Party Advisory
Source: [email protected]
https://lists.debian.org/debian-lts-announce/2019/12/msg00016.htmlMailing Listx_refsource_BUGTRAQThird Party Advisory
Source: [email protected]
https://seclists.org/bugtraq/2019/Dec/30x_refsource_MISCProductVendor Advisory
Source: [email protected]
https://wiki.davical.org/index.php/Main_PageVendor Advisoryx_refsource_DEBIANThird Party Advisory
Source: [email protected]
https://www.debian.org/security/2019/dsa-4582CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- REQUIRED
- Scope
- CHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-79
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