XSS in Open-Xchange Appsuite
CVE-2016-5740
An issue was discovered in Open-Xchange OX App Suite before 7.8.2-rev5. JavaScript code can be used as part of ical attachments within scheduling E-Mails. This content, for example an appointment's location, will be presented to the user at the E-Mail App, depending on the invitation workflow. This code gets executed within the context of the user's current session. Malicious script code can be executed within a user's context. This can lead to session hijacking or triggering unwanted actions via the web interface (sending mail, deleting data etc.).
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.043 (90.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
Affected products
- Open-xchange Open-xchange_appsuite
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (VDB Entry, Third Party Advisory, exploit, Mitigation, x_refsource_EXPLOIT-DB)
- cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- cve@mitre.org (x_refsource_CONFIRM, VDB Entry, Third Party Advisory, Mitigation)
- cve@mitre.org (mailing-list, x_refsource_BUGTRAQ)
Frequently asked questions
- What is CVE-2016-5740?
- CVE-2016-5740 is a medium-severity vulnerability in Open-Xchange Appsuite, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2016-12-15.
- How severe is CVE-2016-5740?
- Medium severity. CVSS v3 base score is 6.1 out of 10.