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
8.3 High
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
50.1%
If a compromised content process sent an unexpected number of WebAuthN Extensions in a Register command to the parent process, an out of bounds write would have occurred leading to memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 91.8, Firefox < 99, and Firefox ESR < 91.8.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Alpine | edge-community | noarch | firefox-esr | < 91.8.0-r0 | UNKNOWN |
Alpine | edge-community | noarch | firefox | < 99.0-r0 | UNKNOWN |
Alpine | edge-community | noarch | thunderbird | < 91.8.0-r0 | UNKNOWN |
Alpine | 3.15-community | noarch | firefox-esr | < 91.8.0-r0 | UNKNOWN |
Alpine | 3.16-community | noarch | firefox-esr | < 91.8.0-r0 | UNKNOWN |
Alpine | 3.16-community | noarch | firefox | < 99.0-r0 | UNKNOWN |
Alpine | 3.16-community | noarch | thunderbird | < 91.8.0-r0 | UNKNOWN |
Alpine | 3.17-community | noarch | firefox-esr | < 91.8.0-r0 | UNKNOWN |
Alpine | 3.17-community | noarch | firefox | < 99.0-r0 | UNKNOWN |
Alpine | 3.17-community | noarch | thunderbird | < 91.8.0-r0 | UNKNOWN |
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
8.3 High
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
50.1%