CVE-2021-45831
Quick assessment
Affected
n/a n/a
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.
Gpac MP4Box是多媒体打包器。它主要用于处理 ISOBMF 文件（例如 MP4、3GP），但也可用于从AVI, MPG, MKV, MPEG-2 TS等容器文件中导入/导出媒体。 Gpac MP4Box 存在代码问题漏洞，该漏洞源于 MP4Box 中的 GPAC 1.0.1 中通过 __strlen_avx2 存在空指针取消引用漏洞，这会导致拒绝服务。
Possible ATT&CK Techniques 1 AI
T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2021-45831
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A Null Pointer Dereference vulnerability exitgs in GPAC 1.0.1 in MP4Box via __strlen_avx2, which causes a Denial of Service.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Gpac MP4Box 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Gpac MP4Box是多媒体打包器。它主要用于处理 ISOBMF 文件（例如 MP4、3GP），但也可用于从AVI, MPG, MKV, MPEG-2 TS等容器文件中导入/导出媒体。 Gpac MP4Box 存在代码问题漏洞，该漏洞源于 MP4Box 中的 GPAC 1.0.1 中通过 __strlen_avx2 存在空指针取消引用漏洞，这会导致拒绝服务。
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 |
|---|---|---|---|---|
| - | n/a | n/a | - |
|
II. Public POCs for CVE-2021-45831
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2021-45831 (1)
-
https://www.debian.org/security/2023/dsa-5411 vendor-advisory
Other References for CVE-2021-45831 (1)
Same Patch Batch · n/a · 2022-01-05 · 13 CVEs total
| CVE-2020-27428 | scratch-svg-renderer 跨站脚本漏洞 | |
| CVE-2020-23986 | github-readme-stats 跨站脚本漏洞 | |
| CVE-2021-45971 | Insyde InsydeH2O 缓冲区错误漏洞 | |
| CVE-2021-41842 | Insyde InsydeH2O 安全漏洞 | |
| CVE-2021-45969 | Insyde InsydeH2O 缓冲区错误漏洞 | |
| CVE-2021-45970 | Insyde InsydeH2O 缓冲区错误漏洞 | |
| CVE-2020-5956 | Insyde InsydeH2O 输入验证错误漏洞 | |
| CVE-2021-45833 | HDF5 缓冲区错误漏洞 | |
| CVE-2021-45832 | HDF5 缓冲区错误漏洞 | |
| CVE-2021-45830 | HDF5 缓冲区错误漏洞 | |
| CVE-2021-31589 | BeyondTrust Remote Support 跨站脚本漏洞 | |
| CVE-2021-46038 | GPAC 代码问题漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2021-45831
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