8.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
5.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:N/C:P/I:P/A:N
0.051 Low
EPSS
Percentile
92.9%
A vulnerability in register allocation in JavaScript can lead to type
confusion, allowing for an arbitrary read and write. This leads to remote
code execution inside the sandboxed content process when triggered. This
vulnerability affects Firefox ESR < 60.2.2 and Firefox < 62.0.3.
Author | Note |
---|---|
tyhicks | mozjs contains a copy of the SpiderMonkey JavaScript engine |
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
ubuntu | 18.04 | noarch | firefox | < 62.0.3+build1-0ubuntu0.18.04.1 | UNKNOWN |
ubuntu | 18.10 | noarch | firefox | < 62.0.3+build1-0ubuntu1 | UNKNOWN |
ubuntu | 19.04 | noarch | firefox | < 62.0.3+build1-0ubuntu1 | UNKNOWN |
ubuntu | 19.10 | noarch | firefox | < 62.0.3+build1-0ubuntu1 | UNKNOWN |
ubuntu | 20.04 | noarch | firefox | < 62.0.3+build1-0ubuntu1 | UNKNOWN |
ubuntu | 20.10 | noarch | firefox | < 62.0.3+build1-0ubuntu1 | UNKNOWN |
ubuntu | 21.04 | noarch | firefox | < 62.0.3+build1-0ubuntu1 | UNKNOWN |
ubuntu | 21.10 | noarch | firefox | < 62.0.3+build1-0ubuntu1 | UNKNOWN |
ubuntu | 22.04 | noarch | firefox | < 62.0.3+build1-0ubuntu1 | UNKNOWN |
ubuntu | 22.10 | noarch | firefox | < 62.0.3+build1-0ubuntu1 | UNKNOWN |
8.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
5.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:N/C:P/I:P/A:N
0.051 Low
EPSS
Percentile
92.9%