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.
References
Link Resource
https://hackerone.com/reports/1238709 Exploit Issue Tracking Third Party Advisory
https://www.debian.org/security/2022/dsa-5170 Mailing List Third Party Advisory
https://www.oracle.com/security-alerts/cpujan2022.html Patch Third Party Advisory
History

No history.

cve-icon MITRE Information

Status: PUBLISHED

Assigner: hackerone

Published: 2021-11-15T14:45:16

Updated: 2022-06-28T10:06:15

Reserved: 2021-01-06T00:00:00


Link: CVE-2021-22959

JSON object: View

cve-icon NVD Information

Status : Analyzed

Published: 2021-11-15T15:15:06.747

Modified: 2022-12-09T16:14:48.867


Link: CVE-2021-22959

JSON object: View

cve-icon Redhat Information

No data.

CWE