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fuzz: Use none cipher and MAC

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Signed-off-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
This commit is contained in:
Jakub Jelen
2020-04-28 13:11:08 +02:00
committed by Andreas Schneider
parent b88aa98550
commit ae184db913
2 changed files with 18 additions and 1 deletions
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8
tests/fuzz/ssh_client_fuzzer.cpp
View File

@ -117,6 +117,14 @@ extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
assert(rc == 0);
rc = ssh_options_set(session, SSH_OPTIONS_USER, "alice");
assert(rc == 0);
rc = ssh_options_set(session, SSH_OPTIONS_CIPHERS_C_S, "none");
assert(rc == 0);
rc = ssh_options_set(session, SSH_OPTIONS_CIPHERS_S_C, "none");
assert(rc == 0);
rc = ssh_options_set(session, SSH_OPTIONS_HMAC_C_S, "none");
assert(rc == 0);
rc = ssh_options_set(session, SSH_OPTIONS_HMAC_S_C, "none");
assert(rc == 0);
ssh_callbacks_init(&cb);
ssh_set_callbacks(session, &cb);

11
tests/fuzz/ssh_server_fuzzer.cpp
View File

@ -155,9 +155,18 @@ extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
ssh_session session = ssh_new();
assert(session != NULL);
ssh_bind_options_set(sshbind,
rc = ssh_bind_options_set(sshbind,
SSH_BIND_OPTIONS_RSAKEY,
"/tmp/libssh_fuzzer_private_key");
assert(rc == 0);
rc = ssh_bind_options_set(sshbind, SSH_BIND_OPTIONS_CIPHERS_C_S, "none");
assert(rc == 0);
rc = ssh_bind_options_set(sshbind, SSH_BIND_OPTIONS_CIPHERS_S_C, "none");
assert(rc == 0);
rc = ssh_bind_options_set(sshbind, SSH_BIND_OPTIONS_HMAC_C_S, "none");
assert(rc == 0);
rc = ssh_bind_options_set(sshbind, SSH_BIND_OPTIONS_HMAC_S_C, "none");
assert(rc == 0);
ssh_set_auth_methods(session, SSH_AUTH_METHOD_NONE);