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CVE-2017-2659

Quick assessment

Affected
[UNKNOWN] dropbear
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.

Dropbear是软件开发者Matt Johnston所研发的一款开源的小型SSH服务器和客户端，它可运行在基于POSIX（可移植操作系统接口）的各种平台上。 dropbear 2013.59之前版本中存在授权问题漏洞，该漏洞源于网络系统或产品中缺少身份验证措施或身份验证强度不足。

AI Predicted 5.3 Difficulty: Moderate EPSS 1.50% · P72
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I. Basic Information for CVE-2017-2659

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
It was found that dropbear before version 2013.59 with GSSAPI leaks whether given username is valid or invalid. When an invalid username is given, the GSSAPI authentication failure was incorrectly counted towards the maximum allowed number of password attempts.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
通过错误消息导致的信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
dropbear 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Dropbear是软件开发者Matt Johnston所研发的一款开源的小型SSH服务器和客户端，它可运行在基于POSIX（可移植操作系统接口）的各种平台上。 dropbear 2013.59之前版本中存在授权问题漏洞，该漏洞源于网络系统或产品中缺少身份验证措施或身份验证强度不足。
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
[UNKNOWN] dropbear fixed in 2013.59 -

II. Public POCs for CVE-2017-2659

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III. Intelligence Information for CVE-2017-2659

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Vendor Advisories for CVE-2017-2659 (1)

Other References for CVE-2017-2659 (1)

IV. Related Vulnerabilities

Same product: dropbear
Same vendor: [UNKNOWN]
Same weakness: CWE-209

V. Comments for CVE-2017-2659

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