vulnerability
Debian: CVE-2022-37797: lighttpd -- security update
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 8 | (AV:N/AC:L/Au:N/C:N/I:N/A:C) | Sep 12, 2022 | Oct 4, 2022 | Mar 30, 2026 |
Severity
8
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:C)
Published
Sep 12, 2022
Added
Oct 4, 2022
Modified
Mar 30, 2026
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
debian-upgrade-lighttpd
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