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s3:rpcclient fix NULL - deref caused by misuse of chgpasswd3

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Passing wrong number of arguments to chgpasswd3 will cause rpcclient to crash.

Signed-off-by: Andrew Walker <awalker@ixsystems.com>
Reviewed-by: Jeremy Allison <jra@samba.org>
Reviewed-by: Douglas Bagnall <douglas.bagnall@catalyst.net.nz>

Autobuild-User(master): Jeremy Allison <jra@samba.org>
Autobuild-Date(master): Thu Oct 29 03:31:56 UTC 2020 on sn-devel-184
This commit is contained in:
Andrew Walker 2020-10-28 14:38:48 -04:00 committed by Jeremy Allison
parent 5f92ec6988
commit cc4901123d
1 changed files with 1 additions and 1 deletions
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source3/rpcclient/cmd_samr.c
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@ -3033,7 +3033,7 @@ static NTSTATUS cmd_samr_chgpasswd3(struct rpc_pipe_client *cli,
struct userPwdChangeFailureInformation *reject = NULL; struct userPwdChangeFailureInformation *reject = NULL;
struct dcerpc_binding_handle *b = cli->binding_handle; struct dcerpc_binding_handle *b = cli->binding_handle;
if (argc < 3) { if (argc < 4) {
printf("Usage: %s username oldpass newpass\n", argv[0]); printf("Usage: %s username oldpass newpass\n", argv[0]);
return NT_STATUS_INVALID_PARAMETER; return NT_STATUS_INVALID_PARAMETER;
} }