CVE-2021-25477
Quick assessment
Affected
Samsung Mobile Samsung Mobile Devices
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Samsung SMR是韩国三星（Samsung）公司的一个系统补丁包。提供了三星手机应用的补丁程序。 Samsung SMR Oct-2021 Release 1 之前版本存在安全漏洞，该漏洞源于Mediatek RRC 协议栈中的错误处理导致调制解调器崩溃和远程拒绝服务。
Possible ATT&CK Techniques 1 AI
T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2021-25477
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An improper error handling in Mediatek RRC Protocol stack prior to SMR Oct-2021 Release 1 allows modem crash and remote denial of service.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
双重释放
Source: CVE Program / CVE List V5
Vulnerability Title
Samsung SMR 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Samsung SMR是韩国三星（Samsung）公司的一个系统补丁包。提供了三星手机应用的补丁程序。 Samsung SMR Oct-2021 Release 1 之前版本存在安全漏洞，该漏洞源于Mediatek RRC 协议栈中的错误处理导致调制解调器崩溃和远程拒绝服务。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Samsung Mobile | Samsung Mobile Devices | P(9.0), Q(10.0), R(11.0) ~ SMR Oct-2021 Release 1 | - |
|
II. Public POCs for CVE-2021-25477
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Other References for CVE-2021-25477 (1)
Same Patch Batch · Samsung Mobile · 2021-10-06 · 33 CVEs total
| CVE-2021-25470 | 7.9 HIGH | Samsung SMR 安全漏洞 |
| CVE-2021-25485 | 7.5 HIGH | Samsung SMR 路径遍历漏洞 |
| CVE-2021-25498 | 7.3 HIGH | Samsung Notes 安全漏洞 |
| CVE-2021-25487 | 7.3 HIGH | Samsung SMR 缓冲区错误漏洞 |
| CVE-2021-25492 | 7.3 HIGH | Samsung Notes 缓冲区错误漏洞 |
| CVE-2021-25495 | 7.3 HIGH | Samsung Notes 缓冲区错误漏洞 |
| CVE-2021-25496 | 7.3 HIGH | Samsung Notes 安全漏洞 |
| CVE-2021-25497 | 7.3 HIGH | Samsung Notes 安全漏洞 |
| CVE-2021-25478 | 7.2 HIGH | Samsung SMR 缓冲区错误漏洞 |
| CVE-2021-25479 | 7.2 HIGH | Samsung SMR 缓冲区错误漏洞 |
| CVE-2021-25499 | 7.1 HIGH | Samsung Galaxy Store 授权问题漏洞 |
| CVE-2021-25481 | 6.4 MEDIUM | Samsung SMR 代码问题漏洞 |
| CVE-2021-25469 | 6.0 MEDIUM | Samsung SMR 缓冲区错误漏洞 |
| CVE-2021-25490 | 6.0 MEDIUM | SAMSUNG Mobile devices 安全漏洞 |
| CVE-2021-25482 | 5.9 MEDIUM | Samsung SMR SQL注入漏洞 |
| CVE-2021-25488 | 5.5 MEDIUM | Samsung SMR 缓冲区错误漏洞 |
| CVE-2021-25467 | 5.3 MEDIUM | Samsung SMR 安全漏洞 |
| CVE-2021-25480 | 4.4 MEDIUM | Samsung SMR 安全漏洞 |
| CVE-2021-25474 | 4.4 MEDIUM | Samsung SMR 安全漏洞 |
| CVE-2021-25473 | 4.4 MEDIUM | Samsung SMR 安全漏洞 |
Showing top 20 of 33 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
V. Comments for CVE-2021-25477
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