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Fencer Intel
medium 4.6

CVE-2015-8512 json

The lockscreen feature in Mozilla Firefox OS before 2.5 does not properly restrict failed authentication attempts, which makes it easier fo…

published 2016-01-09 10 y ago modified 2026-06-17 4 mo ago also EUVD-2015-8393

cvss
4.6
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 24%
public exploits
0
none known

Summary

The lockscreen feature in Mozilla Firefox OS before 2.5 does not properly restrict failed authentication attempts, which makes it easier for physically proximate attackers to obtain access by entering many passcode guesses.

Exploit prediction

0.32% chance of exploitation in the next 30 days, higher than 24% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.0 4.6 CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 2.1 AV:L/AC:L/Au:N/C:P/I:N/A:N

Classification

Weakness

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.