CVE-2018-6824 — Cozy version 2 has XSS allowing remote attackers to obtain administrative access

Cozy version 2 has XSS allowing remote attackers to obtain administrative access via JavaScript code in the url parameter to the /api/proxy URI, as demonstrated by an XMLHttpRequest call with an 'email:"[email protected]"' request, which can be followed by

01What is this vulnerability?

Cozy version 2 has XSS allowing remote attackers to obtain administrative access via JavaScript code in the url parameter to the /api/proxy URI, as demonstrated by an XMLHttpRequest call with an 'email:"[email protected]"' request, which can be followed by a password reset.

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: 2018-02-07T17:00:00.000Z
• Last modified: 2024-08-05T06:10:11.366Z

09References

• www.lynxsecurity.io — http://www.lynxsecurity.io/releases/XSS%20to%20Account%20Takeover%20in%20Cozy%20…