In lighttpd 1.4.65, mod_wstunnel does not initialize a handler function pointer if an invalid HTTP request (websocket handshake) is received. It leads to null pointer dereference which crashes the server. It could be used by an external attacker to cause denial of service condition.
Metrics
Affected Vendors & Products
Advisories
| Source | ID | Title |
|---|---|---|
Debian DLA |
DLA-3133-1 | lighttpd security update |
Debian DSA |
DSA-5243-1 | lighttpd security update |
EUVD |
EUVD-2022-40406 | In lighttpd 1.4.65, mod_wstunnel does not initialize a handler function pointer if an invalid HTTP request (websocket handshake) is received. It leads to null pointer dereference which crashes the server. It could be used by an external attacker to cause denial of service condition. |
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
No history.
Status: PUBLISHED
Assigner: mitre
Published:
Updated: 2024-08-03T10:37:41.657Z
Reserved: 2022-08-08T00:00:00
Link: CVE-2022-37797
No data.
Status : Modified
Published: 2022-09-12T15:15:08.170
Modified: 2024-11-21T07:15:11.137
Link: CVE-2022-37797
No data.
OpenCVE Enrichment
No data.
Debian DLA
Debian DSA
EUVD