vulnerability
Ubuntu: (CVE-2022-37797): lighttpd vulnerability
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 8 | (AV:N/AC:L/Au:N/C:N/I:N/A:C) | Sep 12, 2022 | Jun 26, 2025 | Aug 18, 2025 |
Severity
8
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:C)
Published
Sep 12, 2022
Added
Jun 26, 2025
Modified
Aug 18, 2025
Description
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.
Solution
no-fix-ubuntu-package
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