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osvGoogleOSV:USN-6218-1
HistoryJul 12, 2023 - 7:07 a.m.

firefox vulnerability

2023-07-1207:07:51
Google
osv.dev
8
firefox
use-after-free
vulnerability
denial of service
arbitrary code
workers

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

7.4 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

34.4%

A use-after-free was discovered in Firefox when handling workers. An
attacker could potentially exploit this to cause a denial of service, or
execute arbitrary code.

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

7.4 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

34.4%