CVE-2021-33930
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.
libsolv是一个用于检查软件包依赖的库。 libsolv 0.7.17之前版本存在缓冲区错误漏洞，该漏洞源于软件中src/repo.h的函数pool_installable_whatprovides中存在缓冲区溢出漏洞，这允许攻击者可利用该漏洞造成拒绝服务攻击。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-33930
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Buffer overflow vulnerability in function pool_installable_whatprovides in src/repo.h in libsolv before 0.7.17 allows attackers to cause 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
libsolv 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
libsolv是一个用于检查软件包依赖的库。 libsolv 0.7.17之前版本存在缓冲区错误漏洞，该漏洞源于软件中src/repo.h的函数pool_installable_whatprovides中存在缓冲区溢出漏洞，这允许攻击者可利用该漏洞造成拒绝服务攻击。
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-2021-33930
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2021-33930 (1)
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https://github.com/openSUSE/libsolv/issues/417 x_refsource_MISC
Same Patch Batch · n/a · 2021-09-02 · 15 CVEs total
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| CVE-2021-22704 | 多款 Schneider Electric 产品路径遍历漏洞 | |
| CVE-2021-22793 | Schneider Electric AccuSine PCS+和Schneider Electric AccuSine PCSn 信息泄露漏洞 | |
| CVE-2021-22792 | Schneider Electric Modicon M580 CPU 代码问题漏洞 | |
| CVE-2021-22791 | 多款 Schneider Electric 产品缓冲区错误漏洞 | |
| CVE-2021-22790 | Schneider Electric Modicon M580 CPU 缓冲区错误漏洞 | |
| CVE-2021-22789 | Schneider Electric Modicon M580 CPU 缓冲区错误漏洞 | |
| CVE-2021-22775 | Schneider Electric GP-Pro EX 代码问题漏洞 | |
| CVE-2021-33938 | libsolv 缓冲区错误漏洞 | |
| CVE-2021-33929 | libsolv 缓冲区错误漏洞 | |
| CVE-2021-33928 | libsolv 缓冲区错误漏洞 | |
| CVE-2021-31796 | Cyberark Software CyberArk Credential Provider 加密问题漏洞 | |
| CVE-2021-31798 | Cyberark Software CyberArk Credential Provider 安全特征问题漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2021-33930
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