PT-2018-17666 · Opera · Opera

Voidsec · Published 2018-03-28 · Updated 2018-04-23 · CVE-2018-6608

Positive Technologies (AI Summary)

CVSS v3.1

4.3

Medium

Base vector

AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Name of the Vulnerable Software and Affected Versions Opera version 51.0.2830.55

Description The issue allows a website to gather complete client information, potentially disclosing a private IP address in a STUN request after visiting a site, such as https://ip.voidsec.com, that attempts to collect this information.

Recommendations For Opera version 51.0.2830.55, consider disabling WebRTC as a temporary workaround until a patch is available.

Fix

Information Disclosure

Weakness Enumeration

CWE-200

Related Identifiers

CVE-2018-6608

Affected Products

Opera

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2018-6608 · Security Note
• https://osv.dev/vulnerability/CVE-2018-6608 · Vendor Advisory
• https://github.com/VoidSec/WebRTC-Leak · Note
• https://news.ycombinator.com/item?id=16699270 · Note
• https://bleepingcomputer.com/news/security/many-vpn-providers-leak-customers-ip-address-via-webrtc-bug · Note
• https://voidsec.com/vpn-leak · Note
• https://docs.google.com/spreadsheets/d/1Nm7mxfFvmdn-3Az-BtE5O0BIdbJiIAWUnkoAF_v_0ug/edit?usp=sharing · Note