CVE-2017-7763

published 2018-06-11

CVE-2017-7763: Default fonts on OS X display some Tibetan characters as whitespace. When used in the addressbar as part of an IDN this can be used for domain name spoofing…

Priority P4 25 medium 5.3 CVSS 3.0

AV N AC L PR N UI N S U C N I L A N

Default fonts on OS X display some Tibetan characters as whitespace. When used in the addressbar as part of an IDN this can be used for domain name spoofing attacks. Note: This attack only affects OS X operating systems. Other operating systems are unaffected. This vulnerability affects Firefox < 54, Firefox ESR < 52.2, and Thunderbird < 52.2.

Affected

10 ranges

Vendor	Product	Version range	Fixed in
debian	debian_linux	—	—
debian	debian_linux	—	—
debian	firefox	—	—
debian	firefox-esr	—	—
mozilla	firefox	< 52.2.0	52.2.0
mozilla	firefox	< 54.0	54.0
mozilla	firefox	>= unspecified < 54	54
mozilla	firefox_esr	>= unspecified < 52.2	52.2
mozilla	thunderbird	< 52.2.0	52.2.0
mozilla	thunderbird	>= unspecified < 52.2	52.2

CVSS provenance

nvd v3.0 5.3 MEDIUM CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

nvd v2.0 5.0 MEDIUM AV:N/AC:L/Au:N/C:N/I:P/A:N

vendor_debian 5.3 LOW

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