CVE-2018-21246
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.
Caddy是一款开源、跨平台的HTTP/Web服务器。 Caddy 0.10.13之前版本中存在安全漏洞，该漏洞源于程序未正确处理TLS客户端身份验证。攻击者可利用该漏洞绕过身份验证。
Possible ATT&CK Techniques 1 AI
T1078 · Valid Accounts
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I. Basic Information for CVE-2018-21246
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Caddy before 0.10.13 mishandles TLS client authentication, as demonstrated by an authentication bypass caused by the lack of the StrictHostMatching mode.
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
Caddy 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Caddy是一款开源、跨平台的HTTP/Web服务器。 Caddy 0.10.13之前版本中存在安全漏洞，该漏洞源于程序未正确处理TLS客户端身份验证。攻击者可利用该漏洞绕过身份验证。
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-2018-21246
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2018-21246 (2)
-
https://bugs.gentoo.org/715214 x_refsource_MISC
-
https://github.com/caddyserver/caddy/releases/tag/v0.10.13 x_refsource_MISC
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| CVE-2020-14034 | Meetecho Janus 缓冲区错误漏洞 | |
| CVE-2020-14033 | Meetecho Janus 缓冲区错误漏洞 | |
| CVE-2018-21245 | Apsis Pound 环境问题漏洞 | |
| CVE-2019-20838 | PCRE 缓冲区错误漏洞 | |
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Showing top 20 of 81 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
V. Comments for CVE-2018-21246
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