Domain Spoofing Vulnerability in Google Chrome Extensions
CVE-2017-15394

6.5MEDIUM

Key Information:

Vendor
Google
Status
Google Chrome Prior To 62.0.3202.62
Vendor
CVE Published:
7 February 2018

Badges

👾 Exploit Exists🟡 Public PoC

Summary

A vulnerability in Google Chrome prior to version 62.0.3202.62 allowed remote attackers to exploit insufficient policy enforcement in browser extensions. This shortcoming facilitated domain spoofing through the manipulation of Internationalized Domain Names (IDN) homographs within permission dialogs. Attackers could craft malicious Chrome extensions to trick users by displaying seemingly legitimate websites, bypassing expected security measures.

Affected Version(s)

Google Chrome prior to 62.0.3202.62 Google Chrome prior to 62.0.3202.62

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2017-15394
Created by sudosammy

References

http://www.securityfocus.com/bid/101482
vdb-entryx_refsource_BID
https://chromereleases.googleblog.com/2017/10/stable-chan...
x_refsource_MISC
https://www.debian.org/security/2017/dsa-4020
vendor-advisoryx_refsource_DEBIAN

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability Reserved

.