CVE-2018-5117: Medium severity Mozilla Thunderbird vulnerability
If right-to-left text is used in the addressbar with left-to-right alignment, it is possible in some circumstances to scroll this text to spoof the displayed URL. This issue could result in the wrong URL being displayed as a location, which can mislead users to believe they are on a different site than the one loaded.
Affected Software
Remediation
Patch Available
Event History
Parent advisories
This vulnerability appears in the following advisories.
Peer vulnerabilities
Found alongside the following vulnerabilities.
- CVE-2018-5095
- CVE-2018-5096
- CVE-2018-5097
- CVE-2018-5098
- CVE-2018-5099
- CVE-2018-5102
- CVE-2018-5103
- CVE-2018-5104
- CVE-2018-5117
- CVE-2018-5089
- CVE-2018-5091
- CVE-2018-5092
- CVE-2018-5093
- CVE-2018-5094
- CVE-2018-5100
- CVE-2018-5101
- CVE-2018-5105
- CVE-2018-5106
- CVE-2018-5107
- CVE-2018-5108
- CVE-2018-5109
- CVE-2018-5110
- CVE-2018-5111
- CVE-2018-5112
- CVE-2018-5113
- CVE-2018-5114
- CVE-2018-5115
- CVE-2018-5116
- CVE-2018-5118
- CVE-2018-5119
- CVE-2018-5121
- CVE-2018-5122
- CVE-2018-5090
Frequently Asked Questions
What is CVE-2018-5117?
CVE-2018-5117 is a vulnerability where right-to-left text used in the address bar with left-to-right alignment can be scrolled to spoof the displayed URL.
How does CVE-2018-5117 affect users?
CVE-2018-5117 can mislead users to believe they are on a different site by displaying the wrong URL as the location.
What is the severity of CVE-2018-5117?
CVE-2018-5117 has a severity rating of 5.3 (medium).
Which software is affected by CVE-2018-5117?
Software versions up to and excluding Firefox 58.0, Thunderbird 52.6.0, and Firefox ESR 52.6.0 are affected by CVE-2018-5117.
How can I fix CVE-2018-5117?
To fix CVE-2018-5117, update your software to versions 58.0 (or above) for Firefox, 52.6.0 (or above) for Thunderbird, or 52.6.0 (or above) for Firefox ESR.