OpenHarmony-SA-2022-1201

/* 
 Copyright (C) 2023 Huawei Device Co., Ltd.

 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
 You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

 Unless required by applicable law or agreed to in writing, software
 distributed under the License is distributed on an "AS IS" BASIS,
 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
*/
import "console"
import "elf"
rule OpenHarmony_SA_2022_1201
{
meta:

date = "2022-12"
openharmony_sa = "OpenHarmony-SA-2022-1201"
cve = "CVE-2022-45877"
severity = "high"
affected_files = "pin_auth_ui.so" //3.1.x以后的版本
affected_func = "AuthOnDataReceived"

strings:

$fix = "authManager is null"  //更新后字符串

$vul = "ShowPinDialog authManager is null" //更新前字符串

condition:
 (elf.machine == elf.EM_ARM) and ((not $vul) and $fix) and console.log("OpenHarmony-SA-2022-1201 testcase pass")
}