8.3 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
8.5 High
AI Score
Confidence
High
5.1 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
HIGH
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:H/Au:N/C:P/I:P/A:P
0.008 Low
EPSS
Percentile
81.2%
As part of a winning Pwn2Own entry, a researcher demonstrated a sandbox escape by installing a malicious language pack and then opening a browser feature that used the compromised translation. This vulnerability affects Firefox ESR < 60.8, Firefox < 68, and Thunderbird < 60.8.
Vendor | Product | Version | CPE |
---|---|---|---|
mozilla | firefox_esr | * | cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:* |
mozilla | firefox | * | cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* |
mozilla | thunderbird | * | cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* |
lists.opensuse.org/opensuse-security-announce/2019-07/msg00055.html
lists.opensuse.org/opensuse-security-announce/2019-07/msg00058.html
lists.opensuse.org/opensuse-security-announce/2019-08/msg00073.html
lists.opensuse.org/opensuse-security-announce/2019-10/msg00011.html
lists.opensuse.org/opensuse-security-announce/2019-10/msg00017.html
bugzilla.mozilla.org/show_bug.cgi?id=1538007
bugzilla.mozilla.org/show_bug.cgi?id=1539598
bugzilla.mozilla.org/show_bug.cgi?id=1563327
lists.debian.org/debian-lts-announce/2019/08/msg00001.html
lists.debian.org/debian-lts-announce/2019/08/msg00002.html
security.gentoo.org/glsa/201908-12
security.gentoo.org/glsa/201908-20
www.mozilla.org/security/advisories/mfsa2019-21/
www.mozilla.org/security/advisories/mfsa2019-22/
www.mozilla.org/security/advisories/mfsa2019-23/
8.3 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
8.5 High
AI Score
Confidence
High
5.1 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
HIGH
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:H/Au:N/C:P/I:P/A:P
0.008 Low
EPSS
Percentile
81.2%