Published:2013/05/27  Last Updated:2013/05/27

Yahoo! Browser vulnerable to address bar spoofing


Yahoo! Browser contains an address bar spoofing vulnerability.

Products Affected

  • Yahoo! Browser v1.4.4 and earlier


Yahoo! Browser contains an issue in displaying URL, which may result in the address bar being spoofed.
Note that this vulnerability is different from JVN#55074201.


This vulnerability could be leveraged to forge the contents of the address bar for conducting phishing attacks.


Update the software
Update to the latest version according to the information provided by the developer.

Vendor Status

Vendor Link
Yahoo Japan Corporation Yahoo! Browser - Android Apps on Google Play
Yahoo! Browser


JPCERT/CC Addendum

Vulnerability Analysis by JPCERT/CC

Analyzed on 2013.05.27

Measures Conditions Severity
Access Required can be attacked over the Internet using packets
  • High
Authentication anonymous or no authentication (IP addresses do not count)
  • High
User Interaction Required the user must be convinced to take a standard action that does not feel harmful to most users, such as click on a link or view a file
  • Mid
Exploit Complexity some expertise and/or luck required (most buffer overflows, guessing correctly in small space, expertise in Windows function calls)
  • Mid-High

Description of each analysis measures


Keita Haga of reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.

Other Information

JPCERT Reports
CERT Advisory
CPNI Advisory
CVE CVE-2013-2316
JVN iPedia JVNDB-2013-000045