6.8 Medium
CVSS2
Attack Vector
NETWORK
Attack 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
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
6.9 Medium
AI Score
Confidence
High
0.003 Low
EPSS
Percentile
68.8%
Ports that were written as an integer overflow above the bounds of a 16-bit integer could have bypassed port blocking restrictions when used in the Alt-Svc header. This vulnerability affects Firefox ESR < 78.10, Thunderbird < 78.10, and Firefox < 88.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Alpine | edge-community | noarch | firefox-esr | < 78.10.0-r0 | UNKNOWN |
Alpine | edge-community | noarch | firefox | < 88.0-r0 | UNKNOWN |
Alpine | edge-community | noarch | librewolf | < 88.0-r0 | UNKNOWN |
Alpine | edge-community | noarch | thunderbird | < 91.3.2-r0 | UNKNOWN |
Alpine | 3.12-community | noarch | firefox-esr | < 78.10.0-r0 | UNKNOWN |
Alpine | 3.13-community | noarch | firefox-esr | < 78.10.0-r0 | UNKNOWN |
Alpine | 3.13-community | noarch | firefox | < 88.0-r0 | UNKNOWN |
Alpine | 3.14-community | noarch | firefox-esr | < 78.10.0-r0 | UNKNOWN |
Alpine | 3.14-community | noarch | firefox | < 88.0-r0 | UNKNOWN |
Alpine | 3.15-community | noarch | firefox-esr | < 78.10.0-r0 | UNKNOWN |
6.8 Medium
CVSS2
Attack Vector
NETWORK
Attack 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
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
6.9 Medium
AI Score
Confidence
High
0.003 Low
EPSS
Percentile
68.8%