CVE Vulnerability

CVE-2018-5092

A use-after-free vulnerability can occur when the thread for a Web Worker is freed from memory prematurely instead of from memory in the main thread while cancelling fetch operations. This vulnerability affects Firefox < 58.

7.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

9.8 /10

CVSS v3.0 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://www.mozilla.org/security/advisories/mfsa2018-02/ Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1418074 Issue Tracking Permissions Required
https://usn.ubuntu.com/3544-1/ Third Party Advisory
http://www.securitytracker.com/id/1040270 Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/102786 Third Party Advisory VDB Entry
Configurations

Configuration 1

cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:*
Information

Published : 2018-06-11 09:29

Updated : 2018-06-25 05:31

NVD link : CVE-2018-5092

Mitre link : CVE-2018-5092

Products Affected
No products.
CWE
CWE-416