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
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
0.525 Medium
EPSS
Percentile
97.6%
Incorrect alias information in IonMonkey JIT compiler for setting array
elements could lead to a type confusion. We are aware of targeted attacks
in the wild abusing this flaw. This vulnerability affects Firefox ESR <
68.4.1, Thunderbird < 68.4.1, and Firefox < 72.0.1.
Author | Note |
---|---|
tyhicks | mozjs contains a copy of the SpiderMonkey JavaScript engine |
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
ubuntu | 18.04 | noarch | firefox | < 72.0.1+build1-0ubuntu0.18.04.1 | UNKNOWN |
ubuntu | 19.04 | noarch | firefox | < 72.0.1+build1-0ubuntu0.19.04.1 | UNKNOWN |
ubuntu | 19.10 | noarch | firefox | < 72.0.1+build1-0ubuntu0.19.10.1 | UNKNOWN |
ubuntu | 20.04 | noarch | firefox | < 72.0.1+build1-0ubuntu1 | UNKNOWN |
ubuntu | 20.10 | noarch | firefox | < 72.0.1+build1-0ubuntu1 | UNKNOWN |
ubuntu | 21.04 | noarch | firefox | < 72.0.1+build1-0ubuntu1 | UNKNOWN |
ubuntu | 21.10 | noarch | firefox | < 72.0.1+build1-0ubuntu1 | UNKNOWN |
ubuntu | 22.04 | noarch | firefox | < 72.0.1+build1-0ubuntu1 | UNKNOWN |
ubuntu | 22.10 | noarch | firefox | < 72.0.1+build1-0ubuntu1 | UNKNOWN |
ubuntu | 23.04 | noarch | firefox | < 72.0.1+build1-0ubuntu1 | UNKNOWN |
launchpad.net/bugs/cve/CVE-2019-17026
nvd.nist.gov/vuln/detail/CVE-2019-17026
security-tracker.debian.org/tracker/CVE-2019-17026
ubuntu.com/security/notices/USN-4234-1
ubuntu.com/security/notices/USN-4241-1
ubuntu.com/security/notices/USN-4335-1
www.cve.org/CVERecord?id=CVE-2019-17026
www.mozilla.org/en-US/security/advisories/mfsa2020-03/#CVE-2019-17026
www.mozilla.org/en-US/security/advisories/mfsa2020-04/#CVE-2019-17026
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
6.8 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
0.525 Medium
EPSS
Percentile
97.6%