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CVE-2020-9488

EPSS 0.03% · P9
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I. Basic Information for CVE-2020-9488

Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Improper validation of certificate with host mismatch in Apache Log4j SMTP appender. This could allow an SMTPS connection to be intercepted by a man-in-the-middle attack which could leak any log messages sent through that appender. Fixed in Apache Log4j 2.12.3 and 2.13.1
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Apache Log4j 信任管理问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apache Log4j是美国阿帕奇（Apache）基金会的一款基于Java的开源日志记录工具。 Apache Log4j 中存在信任管理问题漏洞，该漏洞源于SmtpAppender没有验证主机名称与SMTPS连接的SSL/TLS证书是否匹配。攻击者可通过实施中间人攻击利用该漏洞拦截SMTPS连接，获取日志消息。
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

VendorProductAffected VersionsCPESubscribe
ApacheApache Log4j log4j-core 2.13.0 -

II. Public POCs for CVE-2020-9488

#POC DescriptionSource LinkShenlong Link
1Demo of CVE-2020-9488: Unsafe logging with Log4j and remediationhttps://github.com/arsalanraja987/java-log4j-cve-2020-9488POC Details
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III. Intelligence Information for CVE-2020-9488

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Same Patch Batch · Apache · 2020-04-27 · 3 CVEs total

CVE-2020-1952Apache IoTDB 信任管理问题漏洞
CVE-2020-9481Apache Traffic Server 资源管理错误漏洞

IV. Related Vulnerabilities

Same product: Apache Log4j
Same vendor: Apache

V. Comments for CVE-2020-9488

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