CVE-2015-4495
Mozilla Firefox Security Feature Bypass Vulnerability
8.8
HIGH
CVSS 3.1
⚠ KEVEPSS 71.6%
Description
The PDF reader in Mozilla Firefox before 39.0.3, Firefox ESR 38.x before 38.1.1, and Firefox OS before 2.2 allows remote attackers to bypass the Same Origin Policy, and read arbitrary files or gain privileges, via vectors involving crafted JavaScript code and a native setter, as exploited in the wild in August 2015.
How to fix CVE-2015-4495
To remediate CVE-2015-4495, upgrade the affected package to a fixed version below.
- —upgrade to 1.1.366+dfsg-1 or later
Is CVE-2015-4495 being exploited?
Yes — CVE-2015-4495 is on the CISA Known Exploited Vulnerabilities (KEV) catalog. Patch immediately.
Affected packages (1)
- from 0, < 1.1.366+dfsg-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |