Vulnerability Details : CVE-2017-7770

A mechanism where when a new tab is loaded through JavaScript events, if fullscreen mode is then entered, the addressbar will not be rendered. This would allow a malicious site to displayed a spoofed addressbar, showing the location of an arbitrary website instead of the one loaded. Note: this issue only affects Firefox for Android. Desktop Firefox is unaffected. This vulnerability affects Firefox < 54.
Published 2018-06-11 21:29:09
Updated 2018-08-13 13:26:26
Source Mozilla Corporation
View at NVD,   CVE.org
Vulnerability category: Input validation

Products affected by CVE-2017-7770

Exploit prediction scoring system (EPSS) score for CVE-2017-7770

EPSS FAQ
0.25%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 63 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2017-7770

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
4.3
 MEDIUM AV:N/AC:M/Au:N/C:N/I:P/A:N
8.6
2.9
 NIST
5.9
 MEDIUM CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
2.2
3.6
 NIST

CWE ids for CVE-2017-7770

  • The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2017-7770

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