Merge remote-tracking branch 'security/topic/awelzel/196-ftp-timeout-smaller-fix'

* security/topic/awelzel/196-ftp-timeout-smaller-fix:
  Update baselines
  ftp: Do not base seq on number of pending commands
This commit is contained in:
Tim Wojtulewicz 2023-10-27 11:03:54 -07:00
commit d9534f687a
6 changed files with 10 additions and 6 deletions

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@ -64,6 +64,9 @@ export {
## to are tracked here.
pending_commands: PendingCmds;
## Sequence number of previous command.
command_seq: count &default=0;
## Indicates if the session is in active or passive mode.
passive: bool &default=F;

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@ -165,7 +165,7 @@ function set_ftp_session(c: connection)
Conn::register_removal_hook(c, finalize_ftp);
# Add a shim command so the server can respond with some init response.
add_pending_cmd(c$ftp$pending_commands, "<init>", "");
add_pending_cmd(c$ftp$pending_commands, ++c$ftp$command_seq, "<init>", "");
}
}
@ -270,7 +270,7 @@ event ftp_request(c: connection, command: string, arg: string) &priority=5
# Queue up the new command and argument
if ( |c$ftp$pending_commands| < max_pending_commands )
add_pending_cmd(c$ftp$pending_commands, command, arg);
add_pending_cmd(c$ftp$pending_commands, ++c$ftp$command_seq, command, arg);
else
Reporter::conn_weird("FTP_too_many_pending_commands", c,
cat(|c$ftp$pending_commands|), "FTP");

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@ -78,9 +78,9 @@ export {
};
}
function add_pending_cmd(pc: PendingCmds, cmd: string, arg: string): CmdArg
function add_pending_cmd(pc: PendingCmds, seq: count, cmd: string, arg: string): CmdArg
{
local ca = [$cmd = cmd, $arg = arg, $seq=|pc|+1, $ts=network_time()];
local ca = [$cmd = cmd, $arg = arg, $seq=seq, $ts=network_time()];
pc[ca$seq] = ca;
return ca;

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@ -162,6 +162,7 @@ connection {
* ts: time, log=F, optional=F
}
* command: string, log=T, optional=T
* command_seq: count, log=F, optional=T
* cwd: string, log=F, optional=T
* data_channel: record FTP::ExpectedDataChannel, log=T, optional=T
FTP::ExpectedDataChannel {

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@ -1 +1 @@
05af330a994b192cefecb00dcaf78ad8f7cb5ab2
1084213b00cbde4dd0ea985f92f9c89c1042ce73

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@ -1 +1 @@
1522faf244d4de213a8f17ab4e2c5273d80d99e4
05e472a9d035c183383b06bc12d79610d42654e0