← Vulnerability feed

Vulnerability record · CVE-2015-8511 · published 9 January 2016

CVE-2015-8511: Mozilla firefox os race condition vulnerability

Mozilla · Firefox Os

Race condition in the lockscreen feature in Mozilla Firefox OS before 2.5 allows physically proximate attackers to bypass an intended passcode requirement via unspecified vectors.

6.4 CVSS 3.0 Medium EPSS 0.20% · top 91.4% CWE-362 · Race condition
6.4CVSS 3.0 base score, v2 6.9
0.20%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

Race condition in the lockscreen feature in Mozilla Firefox OS before 2.5 allows physically proximate attackers to bypass an intended passcode requirement via unspecified vectors.

CVSS:3.0/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.mozilla.org/security/announce/2015/mfsa2015-152.html Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1173284
http://www.mozilla.org/security/announce/2015/mfsa2015-152.html Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1173284

Track CVE-2015-8511 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

Start free Open in platform

Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

8.8CVE-2015-4495Firefox PDF reader same-origin bypass allows file read and privilege gainThe PDF reader in Mozilla Firefox (before 39.0.3), Firefox ESR 38.x (before 38.1.1), and Firefox OS (before 2.2) fails to properly validate origin, l…KEVEPSS 69%analysed7.5CVE-2015-4489Oracle solaris memory buffer overflow vulnerabilityThe nsTArray_Impl class in Mozilla Firefox before 40.0, Firefox ESR 38.x before 38.2, and Firefox OS before 2.2 might allow remote attackers to cause…EPSS 3.6%7.5CVE-2015-4488Oracle solaris vulnerabilityUse-after-free vulnerability in the StyleAnimationValue class in Mozilla Firefox before 40.0, Firefox ESR 38.x before 38.2, and Firefox OS before 2.2…EPSS 3.8%7.5CVE-2015-4487Mozilla firefox memory buffer overflow vulnerabilityThe nsTSubstring::ReplacePrep function in Mozilla Firefox before 40.0, Firefox ESR 38.x before 38.2, and Firefox OS before 2.2 might allow remote att…EPSS 3.8%6.1CVE-2015-8510Mozilla firefox os cross-site scripting vulnerabilityCross-site scripting (XSS) vulnerability in the internationalization feature in the default homescreen app in Mozilla Firefox OS before 2.5 allows us…EPSS 0.65%5.0CVE-2015-5962Mozilla firefox os vulnerabilityInteger signedness error in the SharedBufferManagerParent::RecvAllocateGrallocBuffer function in the buffer-management implementation in the graphics…EPSS 1.1%4.6CVE-2015-8512Mozilla firefox os improper access control vulnerabilityThe lockscreen feature in Mozilla Firefox OS before 2.5 does not properly restrict failed authentication attempts, which makes it easier for physical…EPSS 0.32%4.3CVE-2015-4494Mozilla firefox os information exposure vulnerabilityMozilla Firefox OS before 2.2 does not require the wifi-manage privilege for reading a Wi-Fi system message, which allows attackers to obtain potenti…EPSS 0.76%

Source: NIST National Vulnerability Database (record CVE-2015-8511), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.