Vulnerability Name:

CVE-2018-6608 (CCN-141091)

Assigned:2018-02-04
Published:2018-02-04
Updated:2018-04-23
Summary:In the WebRTC component in Opera 51.0.2830.55, 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.
CVSS v3 Severity:4.3 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N)
3.8 Low (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:U/RC:R)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): None
Availibility (A): None
4.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N)
3.8 Low (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:U/RC:R)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): None
Availibility (A): None
CVSS v2 Severity:4.3 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
4.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
Vulnerability Type:CWE-200
Vulnerability Consequences:Obtain Information
References:Source: MITRE
Type: CNA
CVE-2018-6608

Source: MISC
Type: Third Party Advisory
https://docs.google.com/spreadsheets/d/1Nm7mxfFvmdn-3Az-BtE5O0BIdbJiIAWUnkoAF_v_0ug/edit?usp=sharing

Source: XF
Type: UNKNOWN
opera-cve20186608-info-disc(141091)

Source: CCN
Type: WebRTC-Leak GIT Repository
Check if your VPN leaks your IP address via the WebRTC technology

Source: MISC
Type: Third Party Advisory
https://github.com/VoidSec/WebRTC-Leak

Source: MISC
Type: Issue Tracking
https://news.ycombinator.com/item?id=16699270

Source: MISC
Type: Third Party Advisory
https://voidsec.com/vpn-leak/

Source: MISC
Type: Third Party Advisory
https://www.bleepingcomputer.com/news/security/many-vpn-providers-leak-customers-ip-address-via-webrtc-bug/

Source: CCN
Type: Opera Web site
Fast, secure, easy-to-use browser

Vulnerable Configuration:Configuration 1:
  • cpe:/a:opera:opera_browser:51.0.2830.55:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    opera opera browser 51.0.2830.55