SB2018032725 - Cross-site scripting in Zimbra Collaboration Suite
Published: March 27, 2018 Updated: April 15, 2022
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Stored cross-site scripting (CVE-ID: CVE-2018-6882)
CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:A/U:Green
Vulnerability allows a remote attacker to perform Cross-site scripting attacks.
An input validation error exists in the ZmMailMsgView.getAttachmentLinkHtml function in Zimbra Collaboration Suite (ZCS). A remote attacker can inject a specially crafted script into the Content-Location header in an email attachment and execute it when the attachment is opened.
Remediation
Install update from vendor's website.
References
- http://seclists.org/fulldisclosure/2018/Mar/52
- https://bugzilla.zimbra.com/show_bug.cgi?id=108786
- https://wiki.zimbra.com/wiki/Zimbra_Releases/8.8.7
- https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories
- https://www.securify.nl/advisory/SFY20180101/cross-site-scripting-vulnerability-in-zimbra-collaboration-suite-due-to-the-way-it-handles-attachment-links.html