CVE-2022-30780
7.5
HIGH
CVSS 3.1
EPSS 81.5%
Description
Lighttpd 1.4.56 through 1.4.58 allows a remote attacker to cause a denial of service (CPU consumption from stuck connections) because connection_read_header_more in connections.c has a typo that disrupts use of multiple read operations on large headers.
How to fix CVE-2022-30780
To remediate CVE-2022-30780, upgrade the affected package to a fixed version below.
- Debian/lighttpd—upgrade to 1.4.59-1 or later
Is CVE-2022-30780 being exploited?
Likely — EPSS is 81.5%, placing CVE-2022-30780 in the top tier of vulnerabilities by exploitation probability. Prioritise patching.
Affected packages (1)
- from 0, < 1.4.59-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |