8.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/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
0.009 Low
EPSS
Percentile
82.4%
A race condition when running shutdown code for Web Worker led to a use-after-free vulnerability. This resulted in a potentially exploitable crash. This vulnerability affects Firefox ESR < 68.8, Firefox < 76, and Thunderbird < 68.8.0.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Debian | 999 | all | firefox | < 76.0-1 | firefox_76.0-1_all.deb |
Debian | 12 | all | firefox-esr | < 68.8.0esr-1 | firefox-esr_68.8.0esr-1_all.deb |
Debian | 11 | all | firefox-esr | < 68.8.0esr-1 | firefox-esr_68.8.0esr-1_all.deb |
Debian | 10 | all | firefox-esr | < 68.8.0esr-1~deb10u1 | firefox-esr_68.8.0esr-1~deb10u1_all.deb |
Debian | 999 | all | firefox-esr | < 68.8.0esr-1 | firefox-esr_68.8.0esr-1_all.deb |
Debian | 13 | all | firefox-esr | < 68.8.0esr-1 | firefox-esr_68.8.0esr-1_all.deb |
Debian | 12 | all | thunderbird | < 1:68.8.0-1 | thunderbird_1:68.8.0-1_all.deb |
Debian | 11 | all | thunderbird | < 1:68.8.0-1 | thunderbird_1:68.8.0-1_all.deb |
Debian | 10 | all | thunderbird | < 1:68.8.0-1~deb10u1 | thunderbird_1:68.8.0-1~deb10u1_all.deb |
Debian | 999 | all | thunderbird | < 1:68.8.0-1 | thunderbird_1:68.8.0-1_all.deb |
8.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/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
0.009 Low
EPSS
Percentile
82.4%