CVE-2020-8231
Quick assessment
Affected
n/a https://github.com/curl/curl
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.
HAXX Haxx libcurl是瑞典HAXX公司的一个免费、开源的客户端URL传输库。该库支持FTP、FTPS、TFTP、HTTP等。 Haxx libcurl 7.29.0版本至7.71.1版本中存在资源管理错误漏洞。远程攻击者可利用该漏洞获取敏感信息。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2020-8231
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Due to use of a dangling pointer, libcurl 7.29.0 through 7.71.1 can use the wrong connection when sending data.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
释放后使用
Source: CVE Program / CVE List V5
Vulnerability Title
Haxx libcurl 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
HAXX Haxx libcurl是瑞典HAXX公司的一个免费、开源的客户端URL传输库。该库支持FTP、FTPS、TFTP、HTTP等。 Haxx libcurl 7.29.0版本至7.71.1版本中存在资源管理错误漏洞。远程攻击者可利用该漏洞获取敏感信息。
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 |
|---|---|---|---|---|
| - | https://github.com/curl/curl | libcurl 7.29.0 to and including 7.71.1 | - |
|
II. Public POCs for CVE-2020-8231
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2020-8231 (4)
-
https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf x_refsource_CONFIRM
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https://www.oracle.com/security-alerts/cpuapr2022.html x_refsource_MISC
-
-
Mailing List Discussions for CVE-2020-8231 (2)
Other References for CVE-2020-8231 (2)
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https://hackerone.com/reports/948876 x_refsource_MISC
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https://curl.haxx.se/docs/CVE-2020-8231.html x_refsource_MISC
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IV. Related Vulnerabilities
V. Comments for CVE-2020-8231
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