CVE-2021-22959
Published: 15 November 2021
The parser in accepts requests with a space (SP) right after the header name before the colon. This can lead to HTTP Request Smuggling (HRS) in llhttp < v2.1.4 and < v6.0.6.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
nodejs Launchpad, Ubuntu, Debian |
bionic |
Not vulnerable
(code not present)
|
| focal |
Not vulnerable
(code not present)
|
|
| hirsute |
Ignored
(end of life)
|
|
| impish |
Ignored
(end of life)
|
|
| jammy |
Not vulnerable
(12.22.9~dfsg-1ubuntu3)
|
|
| kinetic |
Ignored
(end of life, was needs-triage)
|
|
| lunar |
Not vulnerable
(18.7.0+dfsg-5ubuntu1)
|
|
| mantic |
Not vulnerable
(18.7.0+dfsg-5ubuntu1)
|
|
| trusty |
Not vulnerable
(code not present)
|
|
| upstream |
Released
(12.22.7~dfsg-1)
|
|
| xenial |
Not vulnerable
(code not present)
|
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 6.5 |
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | Low |
| Integrity impact | Low |
| Availability impact | None |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N |