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.
Published 2015-08-08 00:59:05
Updated 2023-09-12 14:55:32
View at NVD,   CVE.org
Vulnerability category: Information leak

CVE-2015-4495 is in the CISA Known Exploited Vulnerabilities Catalog

CISA vulnerability name:
Mozilla Firefox Security Feature Bypass Vulnerability
CISA required action:
Apply updates per vendor instructions.
CISA description:
Moxilla Firefox allows remote attackers to bypass the Same Origin Policy to read arbitrary files or gain privileges.
Added on 2022-05-25 Action due date 2022-06-15

Exploit prediction scoring system (EPSS) score for CVE-2015-4495

96.50%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 100 %
Percentile, the proportion of vulnerabilities that are scored at or less

Metasploit modules for CVE-2015-4495

  • Firefox PDF.js Browser File Theft
    First seen: 2020-04-26
    auxiliary/gather/firefox_pdfjs_file_theft
    This module abuses an XSS vulnerability in versions prior to Firefox 39.0.3, Firefox ESR 38.1.1, and Firefox OS 2.2 that allows arbitrary files to be stolen. The vulnerability occurs in the PDF.js component, which uses Javascript to render a PDF inside a frame with p

CVSS scores for CVE-2015-4495

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
4.3
MEDIUM AV:N/AC:M/Au:N/C:P/I:N/A:N
8.6
2.9
NIST

CWE ids for CVE-2015-4495

References for CVE-2015-4495

Products affected by CVE-2015-4495

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