CVE-2018-5121

Summary

Low descenders on some Tibetan characters in several fonts on OS X are clipped when rendered in the addressbar. When used as part of an Internationalized Domain Name (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 < 58.

Affected Software

VendorProductVersion RangeStatus
MozillaFirefoxunspecified < 58affected

Weaknesses

  • OS X Tibetan characters render incompletely in the addressbar

ADP Enrichment

CVE Program Container

Additional References

References