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Apache Software Foundation
3,000 known vulnerabilities.
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Medium 5.5CVE-2018-1324 Public exploit
Apache Commons Compress vulnerable to denial of service due to infinite loop
A specially crafted ZIP archive can be used to cause an infinite loop inside of Apache Commons Compress' extra field parser used by the ZipFile and ZipArchiveInputStream classes in versions 1.11 to 1.15. This can be used to mount a denial of service attack ag…
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Medium 5.9
Apache Tomcat unauthorized access vulnerability
The URL pattern of "" (the empty string) which exactly maps to the context root was not correctly handled in Apache Tomcat 9.0.0.M1 to 9.0.4, 8.5.0 to 8.5.27, 8.0.0.RC1 to 8.0.49 and 7.0.0 to 7.0.84 when used as part of a security constraint definition. This …
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Medium 6.5
Apache Tomcat information exposure vulnerability
Security constraints defined by annotations of Servlets in Apache Tomcat 9.0.0.M1 to 9.0.4, 8.5.0 to 8.5.27, 8.0.0.RC1 to 8.0.49 and 7.0.0 to 7.0.84 were only applied once a Servlet had been loaded. Because security constraints defined in this way apply to th…
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Critical 9.8
Missing certificate validation in Apache JMeter
When using Distributed Test only (RMI based), Apache JMeter 2.x and 3.x uses an unsecured RMI connection. This could allow an attacker to get Access to JMeterEngine and send unauthorized code.
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Unscored —CVE-2016-8742 Public exploit
The Windows installer that the Apache CouchDB team provides was vulnerable to local privilege escalation. All files in …
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Critical 9.8
Remote Code Execution in Apache Synapse
In Apache Synapse, by default no authentication is required for Java Remote Method Invocation (RMI). So Apache Synapse 3.0.1 or all previous releases (3.0.0, 2.1.0, 2.0.0, 1.2, 1.1.2, 1.1.1) allows remote code execution attacks that can be performed by inject…
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Unscored —
CouchDB administrative users can configure the database server via HTTP(S). Some of the configuration options include p…
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Unscored —
Due to differences in the Erlang-based JSON parser and JavaScript-based JSON parser, it is possible in Apache CouchDB b…
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Medium 5.5CVE-2017-12624 Public exploit
Improper Input Validation in Apache CXF
Apache CXF supports sending and receiving attachments via either the JAX-WS or JAX-RS specifications. It is possible to craft a message attachment header that could lead to a Denial of Service (DoS) attack on a CXF web service provider. Both JAX-WS and JAX-RS…
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High 7.5
Uncontrolled Resource Consumption in Apache ZooKeeper
Two four letter word commands "wchp/wchc" are CPU intensive and could cause spike of CPU utilization on Apache ZooKeeper server if abused, which leads to the server unable to serve legitimate client requests. Apache ZooKeeper thru version 3.4.9 and 3.5.2 suff…
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High 8.1
Unrestricted Upload of File with Dangerous Type Apache Tomcat
When running Apache Tomcat versions 9.0.0.M1 to 9.0.0, 8.5.0 to 8.5.22, 8.0.0.RC1 to 8.0.46 and 7.0.0 to 7.0.81 with HTTP PUTs enabled (e.g. via setting the readonly initialisation parameter of the Default servlet to false) it was possible to upload a JSP fil…
KEV Mar 25, 2022 -
Medium 5.3CVE-2014-0043 Public exploit
Apache Wicket allows attackers to check for third-party libraries
In Apache Wicket 1.5.10 or 6.13.0, by issuing requests to special urls handled by Wicket, it is possible to check for the existence of particular classes in the classpath and thus check whether a third party library with a known security vulnerability is in u…
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Critical 9.8
Apache Struts 2.0.1 uses an unintentional expression in a Freemarker tag instead of string literal
In Apache Struts 2.0.0 through 2.3.33 and 2.5 through 2.5.10.1, using an unintentional expression in a Freemarker tag instead of string literals can lead to a RCE attack.
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High 8.1
When running Apache Tomcat on Windows with HTTP PUTs enabled it was possible to upload a JSP file to the server
When running Apache Tomcat 7.0.0 to 7.0.79 on Windows with HTTP PUTs enabled (e.g. via setting the readonly initialisation parameter of the Default to false) it was possible to upload a JSP file to the server via a specially crafted request. This JSP could th…
KEV Mar 25, 2022 -
Unscored —
Apache httpd allows remote attackers to read secret data from process memory if the Limit directive can be set in a use…
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High 8.1
REST Plugin in Apache Struts uses an XStreamHandler with an instance of XStream for deserialization without any type filtering
The REST Plugin in Apache Struts 2.1.1 through 2.3.x before 2.3.34 and 2.5.x before 2.5.13 uses an XStreamHandler with an instance of XStream for deserialization without any type filtering, which can lead to Remote Code Execution when deserializing XML payloa…
KEV Nov 3, 2021 -
Medium 6.1CVE-2016-6812 Public exploit
Improper Neutralization of Input During Web Page Generation in Apache CXF
The HTTP transport module in Apache CXF prior to 3.0.12 and 3.1.x prior to 3.1.9 uses FormattedServiceListWriter to provide an HTML page which lists the names and absolute URL addresses of the available service endpoints. The module calculates the base URL us…
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Unscored —
In Apache HTTP Server versions 2.4.0 to 2.4.23, mod_session_crypto was encrypting its data/cookie using the configured …
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Critical 9.8CVE-2016-6798 Public exploit
XML External Entity Reference in Apache Sling
In the XSS Protection API module before 1.0.12 in Apache Sling, the method XSS.getValidXML() uses an insecure SAX parser to validate the input string, which allows for XXE attacks in all scripts which use this method to validate user input, potentially allowi…
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Medium 6.1CVE-2016-5394 Public exploit
Cross site scripting in Apache Sling
In the XSS Protection API module before 1.0.12 in Apache Sling, the encoding done by the XSSAPI.encodeForJSString() method is not restrictive enough and for some input patterns allows script tags to pass through unencoded, leading to potential XSS vulnerabili…
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Critical 9.8
Code execution in Apache Struts 1 plugin
The Struts 1 plugin in Apache Struts 2.1.x and 2.3.x might allow remote code execution via a malicious field value passed in a raw message to the ActionMessage.
KEV Feb 10, 2022 -
Unscored —
In Apache httpd 2.2.x before 2.2.33 and 2.4.x before 2.4.26, mod_mime can read one byte past the end of a buffer when s…
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Critical 9.8
Deserialization of Untrusted Data in Log4j
In Apache Log4j 2.x before 2.8.2, when using the TCP socket server or UDP socket server to receive serialized log events from another application, a specially crafted binary payload can be sent that, when deserialized, can execute arbitrary code.
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High 7.1
Improper Input Validation in Apache Tomcat
The code in Apache Tomcat 9.0.0.M1 to 9.0.0.M11, 8.5.0 to 8.5.6, 8.0.0.RC1 to 8.0.38, 7.0.0 to 7.0.72, and 6.0.0 to 6.0.47 that parsed the HTTP request line permitted invalid characters. This could be exploited, in conjunction with a proxy that also permitted…
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Critical 9.8
Apache Struts vulnerable to remote arbitrary command execution due to improper input validation
The Jakarta Multipart parser in Apache Struts 2 2.3.x before 2.3.32 and 2.5.x before 2.5.10.1 has incorrect exception handling and error-message generation during file-upload attempts, which allows remote attackers to execute arbitrary commands via a crafted …
KEV Nov 3, 2021 -
Unscored —
The mod_http2 module in the Apache HTTP Server 2.4.17 through 2.4.23, when the Protocols configuration includes h2 or h…