Information disclosure in Duckduckgo
CVE-2018-6849
In the WebRTC component in DuckDuckGo 4.2.0, after visiting a web site that attempts to gather complete client information (such as https://ip.voidsec.com), the browser can disclose a private IP address in a STUN request.
Vulnerability class: Information Disclosure
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.287 (98.1th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 98.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.292 · newest: 0.287 · change: -0.005
Affected products
- Duckduckgo — versions 4.2.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/rapid7/metasploit-framework/pull/9538 (Third Party Advisory, Issue Tracking)
- voidsec.com/vpn-leak/ (Third Party Advisory)
- www.exploit-db.com/exploits/44403/ (Exploit, VDB Entry, Third Party Advisory, exploit)
- news.ycombinator.com/item (Third Party Advisory)
- datarift.blogspot.com/p/private-ip-leakage-using-webrtc.html (Third Party Advisory)
Frequently asked questions
- What is CVE-2018-6849?
- CVE-2018-6849 is a medium-severity vulnerability in Duckduckgo, classified under Information Disclosure. CVSS score: 4.3/10. Published 2018-04-01.
- How severe is CVE-2018-6849?
- Medium severity. CVSS v3 base score is 4.3 out of 10.
- Is CVE-2018-6849 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.