CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:M/Au:N/C:P/I:N/A:N
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
EPSS
Percentile
83.9%
Manipulating individual parts of a URL object could have caused an
out-of-bounds read, leaking process memory to malicious JavaScript. This
vulnerability affects Firefox ESR < 68.10, Firefox < 78, and Thunderbird <
68.10.0.
Author | Note |
---|---|
tyhicks | mozjs contains a copy of the SpiderMonkey JavaScript engine |
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
ubuntu | 18.04 | noarch | firefox | < 78.0.1+build1-0ubuntu0.18.04.1 | UNKNOWN |
ubuntu | 19.10 | noarch | firefox | < 78.0.1+build1-0ubuntu0.19.10.1 | UNKNOWN |
ubuntu | 20.04 | noarch | firefox | < 78.0.1+build1-0ubuntu0.20.04.1 | UNKNOWN |
ubuntu | 20.10 | noarch | firefox | < 78.0.1+build1-0ubuntu1 | UNKNOWN |
ubuntu | 21.04 | noarch | firefox | < 78.0.1+build1-0ubuntu1 | UNKNOWN |
ubuntu | 21.10 | noarch | firefox | < 78.0.1+build1-0ubuntu1 | UNKNOWN |
ubuntu | 22.04 | noarch | firefox | < 78.0.1+build1-0ubuntu1 | UNKNOWN |
ubuntu | 22.10 | noarch | firefox | < 78.0.1+build1-0ubuntu1 | UNKNOWN |
ubuntu | 23.04 | noarch | firefox | < 78.0.1+build1-0ubuntu1 | UNKNOWN |
ubuntu | 23.10 | noarch | firefox | < 78.0.1+build1-0ubuntu1 | UNKNOWN |
launchpad.net/bugs/cve/CVE-2020-12418
nvd.nist.gov/vuln/detail/CVE-2020-12418
security-tracker.debian.org/tracker/CVE-2020-12418
ubuntu.com/security/notices/USN-4408-1
ubuntu.com/security/notices/USN-4421-1
www.cve.org/CVERecord?id=CVE-2020-12418
www.mozilla.org/en-US/security/advisories/mfsa2020-24/#CVE-2020-12418
www.mozilla.org/en-US/security/advisories/mfsa2020-25/#CVE-2020-12418
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:M/Au:N/C:P/I:N/A:N
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
EPSS
Percentile
83.9%