Description
Cross-site scripting (XSS) vulnerability in Zimbra Collaboration Suite (aka ZCS) before 8.8.0 Beta2 might allow remote attackers to inject arbitrary web script or HTML via vectors related to the "Show Snippet" functionality.
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
GitHub 1 repository
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ozzi-/Zimbra-CVE-2017-8802-Hotifx ★ 0 · Jan 23, 2018
Security hotfix for CVE-2017-8802
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- https://bugzilla.zimbra.com/show_bug.cgi?id=107925
- https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories
- https://www.compass-security.com/fileadmin/Datein/Research/Advisories/CSNC-2018-001_zimbra_stored_xss.txt
- 20180111 CVE-2017-8802 Zimbra Collaboration Suite - Stored Cross-Site Scripting mailing-list