CVE-2018-5121

EPSS 1.5%

Vexday Risk Score

3Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS —EPSS 1.5%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

11 Jun 2018Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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 products

Mozilla · Firefox

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References

https://bugzilla.mozilla.org/show_bug.cgi?id=1402368 https://www.mozilla.org/security/advisories/mfsa2018-02/http://www.securityfocus.com/bid/102786 http://www.securitytracker.com/id/1040270