CVE-2019-7219 — Unauthenticated reflected cross-site scripting (XSS) exists in Zarafa Webapp 2

Unauthenticated reflected cross-site scripting (XSS) exists in Zarafa Webapp 2.0.1.47791 and earlier. NOTE: this is a discontinued product. The issue was fixed in later Zarafa Webapp versions; however, some former Zarafa Webapp customers use the related Kopano product instead.

01What is this vulnerability?

Unauthenticated reflected cross-site scripting (XSS) exists in Zarafa Webapp 2.0.1.47791 and earlier. NOTE: this is a discontinued product. The issue was fixed in later Zarafa Webapp versions; however, some former Zarafa Webapp customers use the related Kopano product instead.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2019-04-11T18:43:58.000Z
• Last modified: 2024-08-04T20:46:44.767Z

09References

• stash.kopano.io — https://stash.kopano.io/repos?visibility=public
• github.com — https://github.com/verifysecurity/CVE-2019-7219