CVE-2021-29946
Ports that were written as an integer overflow above the bounds of a 16-bit integer could have bypassed port blocking re
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.
HIGH · CVSS 8.8
EPSS 0.00163
Schedule remediation
- CVSS base score ≥ 7.0
Sigma rules1
YARA rules0