CVE-2022-30780
Published: 11 June 2022
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.
Priority
Status
Package | Release | Status |
---|---|---|
lighttpd Launchpad, Ubuntu, Debian |
bionic |
Not vulnerable
(code not present)
|
kinetic |
Not vulnerable
|
|
focal |
Not vulnerable
(code not present)
|
|
impish |
Not vulnerable
(1.4.59-1ubuntu2)
|
|
jammy |
Not vulnerable
|
|
lunar |
Not vulnerable
|
|
upstream |
Released
(1.4.59-1)
|
|
mantic |
Not vulnerable
|
|
Patches: upstream: https://github.com/lighttpd/lighttpd1.4/commit/b03b86f47b0d5a553137f081fadc482b4af1372d |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 7.5 |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | None |
Availability impact | High |
Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |