CVE-2021-3756— Heap-based Buffer Overflow in hoene/libmysofa
Quick assessment
Affected
hoene hoene/libmysofa
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.
libmysofa是一款用于读取AES SOFA文件的库。 libmysofa 存在安全漏洞，该漏洞源于应用容易受到基于堆的缓冲区溢出的影响。
Possible ATT&CK Techniques 1 AI
T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2021-3756
Vulnerability Information
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Vulnerability Title
Heap-based Buffer Overflow in hoene/libmysofa
Source: CVE Program / CVE List V5
Vulnerability Description
libmysofa is vulnerable to Heap-based Buffer Overflow
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
堆缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
libmysofa 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
libmysofa是一款用于读取AES SOFA文件的库。 libmysofa 存在安全漏洞，该漏洞源于应用容易受到基于堆的缓冲区溢出的影响。
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 |
|---|---|---|---|---|
| hoene | hoene/libmysofa | unspecified ~ 1.2.1 | - |
|
II. Public POCs for CVE-2021-3756
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Patches & Fixes for CVE-2021-3756 (1)
Vendor Advisories for CVE-2021-3756 (1)
-
https://huntr.dev/bounties/7ca8d9ea-e2a6-4294-af28-70260bb53bc1 x_refsource_CONFIRM
Mailing List Discussions for CVE-2021-3756 (2)
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https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WGY7TAZX2M4NYXXGNHIBBKKN5XMSMKQ4/ vendor-advisory x_refsource_FEDORA
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https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PGQ45S4RH7MC42NHTAGOIHYR4C5IRTMZ/ vendor-advisory x_refsource_FEDORA
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V. Comments for CVE-2021-3756
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