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API: Handle permission exceptions soon enough, returning 404 

fixes #7513
This commit is contained in:
Michael Friedrich 2019-09-23 09:48:50 +02:00
parent f6205c9d4b
commit f419efd778
1 changed files with 15 additions and 4 deletions
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19
lib/remote/httphandler.cpp
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@ -98,11 +98,22 @@ void HttpHandler::ProcessRequest(
}
bool processed = false;
for (const HttpHandler::Ptr& handler : handlers) {
if (handler->HandleRequest(stream, user, request, url, response, params, yc, server)) {
processed = true;
break;
/*
* HandleRequest may throw a permission exception.
* DO NOT return a specific permission error. This
* allows attackers to guess from words which objects
* do exist.
*/
try {
for (const HttpHandler::Ptr& handler : handlers) {
if (handler->HandleRequest(stream, user, request, url, response, params, yc, server)) {
processed = true;
break;
}
}
} catch (const std::exception&) {
processed = false;
}
if (!processed) {