CVE-2017-5451

Impact:
Moderate
Public Date:
2017-04-19
Bugzilla:
1443340: CVE-2017-5451 Mozilla: Addressbar spoofing with onblur event (MFSA 2017-12)

The MITRE CVE dictionary describes this issue as:

A mechanism to spoof the addressbar through the user interaction on the addressbar and the "onblur" event. The event could be used by script to affect text display to make the loaded site appear to be different from the one actually loaded within the addressbar. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 52.1, and Firefox < 53.

Find out more about CVE-2017-5451 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v3 metrics

CVSS3 Base Score 6.1
CVSS3 Base Metrics CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Changed
Confidentiality Low
Integrity Impact Low
Availability Impact None

Red Hat Security Errata

Platform Errata Release Date
Red Hat Enterprise Linux 6 (thunderbird) RHSA-2017:1201 2017-05-08
Red Hat Enterprise Linux 7 (firefox) RHSA-2017:1106 2017-04-21
Red Hat Enterprise Linux 7 (thunderbird) RHSA-2017:1201 2017-05-08

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 6 firefox Not affected
Red Hat Enterprise Linux 5 firefox Will not fix
Red Hat Enterprise Linux 5 thunderbird Will not fix

Acknowledgements

Red Hat would like to thank the Mozilla project for reporting this issue. Upstream acknowledges Jordi Chancel as the original reporter.

External References

Last Modified

CVE description copyright © 2017, The MITRE Corporation

Close

Welcome! Check out the Getting Started with Red Hat page for quick tours and guides for common tasks.