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veracodeVeracode Vulnerability DatabaseVERACODE:42458
HistoryAug 06, 2023 - 9:51 p.m.

Use After Free

2023-08-0621:51:00
Veracode Vulnerability Database
sca.analysiscenter.veracode.com
11
firefox
vulnerability
cross-compartment wrappers
scripted proxy
use-after-free

CVSS3

8.8

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

EPSS

0.003

Percentile

66.2%

Firefox is vulnerable to Use After Free. The vulnerability exists because the cross-compartment wrappers wrapping a scripted proxy could have caused objects from other compartments to be stored in the main compartment resulting in a use-after-free

CVSS3

8.8

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

EPSS

0.003

Percentile

66.2%