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Improper validation of certificate with host mismatch in Apache Log4j SMTP appender

🗓️ 05 Jun 2020 14:15:51Reported by GitHub Advisory DatabaseType 
github
 github🔗 github.com👁 200 Views

Improper validation of certificate with host mismatch in Apache Log4j SMTP appender prior to version 2.13.2, allowing interception of SMTPS connection by man-in-the-middle attack and potential log message leakag

Related
Detection
Refs
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IBM Security Bulletins		Security Bulletin: Multiple vulnerabilities in dependent libraries affect IBM® Db2® leading to denial of service or privilege escalation.
23 Jun 202118:01
–ibm
IBM Security Bulletins		Security Bulletin: An IBM QRadar SIEM SNMP protocol is vulnerable to a denial of service, SQL injection and could allow a remote attacker to execute arbitrary code on the system.
15 May 202408:35
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IBM Security Bulletins		Security Bulletin: Multiple security vulnerabilities found in open source code that is shipped with IBM Security Verify Governance, Identity Manager virtual appliance component
20 Jul 202215:54
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IBM Security Bulletins		Security Bulletin: Vulnerability in Apache Log4j may affect Cúram Social Program Management (CVE-2020-9488)
25 Nov 202117:45
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IBM Security Bulletins		Security Bulletin: Vulnerabilities from log4j affect IBM Operations Analytics - Log Analysis (CVE-2019-17571, CVE-2020-9488)
17 Nov 202207:52
–ibm
IBM Security Bulletins		Security Bulletin: Order Management could be subject to Log4j 1.x vulnerability that could be exploited to remotely execute arbitrary code .
12 Apr 202417:42
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IBM Security Bulletins		Security Bulletin: Apache Log4j Vulnerability Affects IBM Control Center (CVE-2020-9488)
30 Jul 202105:03
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IBM Security Bulletins		Security Bulletin: A vulnerability was identified and remediated in the IBM MaaS360 Cloud Extender (CVE-2020-9488)
13 Jan 202114:58
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IBM Security Bulletins		Security Bulletin: Multiple Vulnerabilities in IBM DevOps Build.
3 Mar 202607:23
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IBM Security Bulletins		Security Bulletin: IBM Spectrum LSF Suite and IBM Platform Process Manager are vulnerable to arbitrary code execution and denial of service due to Apache Log4j (CVE-2021-4104, CVE-2020-9488, CVE-2022-23302, CVE-2022-23307, CVE-2022-23305)
22 Jun 202222:12
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Vulners
Node
org.apache.logging.log4jlog4j-coreRange<2.3.2maven
OR
org.apache.logging.log4jlog4j-coreRange2.4.0–2.12.3maven
OR
org.apache.logging.log4jlog4jRange<2.3.2maven
OR
org.apache.logging.log4jlog4jRange2.4.0–2.12.3maven
OR
org.apache.logging.log4jlog4j-coreRange2.13.0–2.13.2maven
OR
org.apache.logging.log4jlog4jRange2.13.0–2.13.2maven
SourceLink
nvdwww.nvd.nist.gov/vuln/detail/CVE-2020-9488
issueswww.issues.apache.org/jira/browse/LOG4J2-2819
listswww.lists.apache.org/thread.html/r0a2699f724156a558afd1abb6c044fb9132caa66dce861b82699722a@%3Cjira.kafka.apache.org%3E
listswww.lists.apache.org/thread.html/r0df3d7a5acb98c57e64ab9266aa21eeee1d9b399addb96f9cf1cbe05@%3Cdev.zookeeper.apache.org%3E
listswww.lists.apache.org/thread.html/r2f209d271349bafd91537a558a279c08ebcff8fa3e547357d58833e6@%3Cdev.zookeeper.apache.org%3E
listswww.lists.apache.org/thread.html/r4285398e5585a0456d3d9db021a4fce6e6fcf3ec027dfa13a450ec98@%3Cissues.zookeeper.apache.org%3E
listswww.lists.apache.org/thread.html/r48bcd06049c1779ef709564544c3d8a32ae6ee5c3b7281a606ac4463@%3Cjira.kafka.apache.org%3E
listswww.lists.apache.org/thread.html/r48efc7cb5aeb4e1f67aaa06fb4b5479a5635d12f07d0b93fc2d08809@%3Ccommits.zookeeper.apache.org%3E
listswww.lists.apache.org/thread.html/r7641ee788e1eb1be4bb206a7d15f8a64ec6ef23e5ec6132d5a567695@%3Cnotifications.zookeeper.apache.org%3E
listswww.lists.apache.org/thread.html/r7e5c10534ed06bf805473ac85e8412fe3908a8fa4cabf5027bf11220@%3Cdev.kafka.apache.org%3E
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09 Jun 2026 10:30Current
3.6Low risk
Vulners AI Score3.6
CVSS 3.13.7
CVSS 24.3
EPSS0.00037
SSVC
CWE-295
apache log4jsmtp appendercertificate validationhost mismatchversion 2.13.2interceptionman-in-the-middle attacklog message leakage
200