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apache tomcat vulnerabilities and exploits

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NA
CVE-2021-41079
Apache Tomcat 8.5.0 to 8.5.63, 9.0.0-M1 to 9.0.43 and 10.0.0-M1 to 10.0.2 did not properly validate incoming TLS packets. When Tomcat was configured to use NIO+OpenSSL or NIO2+OpenSSL for TLS, a specially crafted packet could be used to trigger an infinite loop resulting in a...
5.8
CVSSv2
CVE-2021-30640
A vulnerability in the JNDI Realm of Apache Tomcat allows an attacker to authenticate using variations of a valid user name and/or to bypass some of the protection provided by the LockOut Realm. This issue affects Apache Tomcat 10.0.0-M1 to 10.0.5; 9.0.0.M1 to 9.0.45; 8.5.0 to...
Apache TomcatOracle Communications Diameter Signaling RouterDebian Debian Linux 9.0Debian Debian Linux 10.0
5
CVSSv2
CVE-2021-33037
Apache Tomcat 10.0.0-M1 to 10.0.6, 9.0.0.M1 to 9.0.46 and 8.5.0 to 8.5.66 did not correctly parse the HTTP transfer-encoding request header in some circumstances leading to the possibility to request smuggling when used with a reverse proxy. Specifically: - Tomcat incorrectly...
Apache TomcatApache Tomee 8.0.6Debian Debian Linux 9.0Debian Debian Linux 10.0Oracle Communications Diameter Signaling Router
5
CVSSv2
CVE-2021-30639
A vulnerability in Apache Tomcat allows an attacker to remotely trigger a denial of service. An error introduced as part of a change to improve error handling during non-blocking I/O meant that the error flag associated with the Request object was not reset between requests....
Apache Tomcat 8.5.64Apache Tomcat 9.0.44Apache Tomcat 10.0.3Apache Tomcat 10.0.4
4.4
CVSSv2
CVE-2021-25329
The fix for CVE-2020-9484 was incomplete. When using Apache Tomcat 10.0.0-M1 to 10.0.0, 9.0.0.M1 to 9.0.41, 8.5.0 to 8.5.61 or 7.0.0. to 7.0.107 with a configuration edge case that was highly unlikely to be used, the Tomcat instance was still vulnerable to CVE-2020-9494. Note...
Apache TomcatApache Tomcat 9.0.0Apache Tomcat 10.0.0Debian Debian Linux 9.0Debian Debian Linux 10.0
5
CVSSv2
CVE-2021-25122
When responding to new h2c connection requests, Apache Tomcat versions 10.0.0-M1 to 10.0.0, 9.0.0.M1 to 9.0.41 and 8.5.0 to 8.5.61 could duplicate request headers and a limited amount of request body from one request to another meaning user A and user B could both see the...
Apache TomcatApache Tomcat 9.0.0Apache Tomcat 10.0.0Debian Debian Linux 9.0Debian Debian Linux 10.0
4.3
CVSSv2
CVE-2021-24122
When serving resources from a network location using the NTFS file system, Apache Tomcat versions 10.0.0-M1 to 10.0.0-M9, 9.0.0.M1 to 9.0.39, 8.5.0 to 8.5.59 and 7.0.0 to 7.0.106 were susceptible to JSP source code disclosure in some configurations. The root cause was the...
Apache TomcatApache Tomcat 9.0.0Apache Tomcat 10.0.0Debian Debian Linux 9.0
5
CVSSv2
CVE-2020-17527
While investigating bug 64830 it was discovered that Apache Tomcat 10.0.0-M1 to 10.0.0-M9, 9.0.0-M1 to 9.0.39 and 8.5.0 to 8.5.59 could re-use an HTTP request header value from the previous stream received on an HTTP/2 connection for the request associated with the subsequent...
Apache TomcatApache Tomcat 9.0.0Apache Tomcat 9.0.35-3.39.1Apache Tomcat 9.0.35-3.57.3Apache Tomcat 9.0.36Apache Tomcat 9.0.37Apache Tomcat 9.0.38Apache Tomcat 9.0.39Apache Tomcat 10.0.0Netapp Element Plug-in -Netapp Oncommand System ManagerDebian Debian Linux 9.0Debian Debian Linux 10.0Oracle Instantis Enterprisetrack 17.1Oracle Instantis Enterprisetrack 17.2Oracle Instantis Enterprisetrack 17.3Oracle Mysql Enterprise MonitorOracle Sd-wan Edge 9.0Oracle Workload Manager 18cOracle Workload Manager 19c
4
CVSSv2
CVE-2020-13943
If an HTTP/2 client connecting to Apache Tomcat 10.0.0-M1 to 10.0.0-M7, 9.0.0.M1 to 9.0.37 or 8.5.0 to 8.5.57 exceeded the agreed maximum number of concurrent streams for a connection (in violation of the HTTP/2 protocol), it was possible that a subsequent request made on that...
Apache Tomcat 8.5.0Apache Tomcat 8.5.1Apache Tomcat 8.5.2Apache Tomcat 8.5.3Apache Tomcat 8.5.4Apache Tomcat 8.5.5Apache Tomcat 8.5.6Apache Tomcat 8.5.7Apache Tomcat 8.5.8Apache Tomcat 8.5.9Apache Tomcat 8.5.10Apache Tomcat 8.5.15Apache Tomcat 8.5.13Apache Tomcat 8.5.14Apache Tomcat 8.5.12Apache Tomcat 8.5.11Apache Tomcat 8.5.16Apache Tomcat 8.5.17Apache Tomcat 8.5.18Apache Tomcat 8.5.19Apache Tomcat 8.5.20Apache Tomcat 8.5.21Apache Tomcat 8.5.22Apache Tomcat 8.5.23Apache Tomcat 8.5.24Apache Tomcat 8.5.25Apache Tomcat 8.5.26Apache Tomcat 8.5.27Apache Tomcat 8.5.28Apache Tomcat 8.5.29Apache Tomcat 8.5.30Apache Tomcat 8.5.31Apache Tomcat 8.5.32Apache Tomcat 9.0.0Apache Tomcat 8.5.33Apache Tomcat 8.5.34Apache Tomcat 8.5.35Apache Tomcat 8.5.36Apache Tomcat 8.5.37Apache Tomcat 8.5.38Apache Tomcat 8.5.39Apache Tomcat 8.5.40Apache Tomcat 8.5.41Apache Tomcat 8.5.42Apache Tomcat 8.5.43Apache Tomcat 8.5.44Apache Tomcat 8.5.45Apache Tomcat 8.5.46Apache Tomcat 8.5.47Apache Tomcat 8.5.48Apache Tomcat 8.5.49Apache Tomcat 8.5.50Apache Tomcat 8.5.51Apache Tomcat 8.5.52Apache Tomcat 8.5.53Apache Tomcat 8.5.54Apache Tomcat 8.5.55Apache Tomcat 8.5.56Apache Tomcat 8.5.57Apache Tomcat 9.0.1Apache Tomcat 9.0.2Apache Tomcat 9.0.3Apache Tomcat 9.0.4Apache Tomcat 10.0.0Apache Tomcat 9.0.5Apache Tomcat 9.0.6Apache Tomcat 9.0.7Apache Tomcat 9.0.8Apache Tomcat 9.0.9Apache Tomcat 9.0.10Apache Tomcat 9.0.11Apache Tomcat 9.0.12Apache Tomcat 9.0.13Apache Tomcat 9.0.14Apache Tomcat 9.0.15Apache Tomcat 9.0.16Apache Tomcat 9.0.17Apache Tomcat 9.0.18Apache Tomcat 9.0.19Apache Tomcat 9.0.20Apache Tomcat 9.0.21Apache Tomcat 9.0.22Apache Tomcat 9.0.23Apache Tomcat 9.0.24Apache Tomcat 9.0.25Apache Tomcat 9.0.26Apache Tomcat 9.0.27Apache Tomcat 9.0.28Apache Tomcat 9.0.29Apache Tomcat 9.0.30Apache Tomcat 9.0.31Apache Tomcat 9.0.32Apache Tomcat 9.0.33Apache Tomcat 9.0.34Apache Tomcat 9.0.35Apache Tomcat 9.0.36Apache Tomcat 9.0.37Debian Debian Linux 9.0
5
CVSSv2
CVE-2020-13934
An h2c direct connection to Apache Tomcat 10.0.0-M1 to 10.0.0-M6, 9.0.0.M5 to 9.0.36 and 8.5.1 to 8.5.56 did not release the HTTP/1.1 processor after the upgrade to HTTP/2. If a sufficient number of such requests were made, an OutOfMemoryException could occur leading to a denial...
Apache TomcatApache Tomcat 9.0.0Apache Tomcat 10.0.0
CVSSv2
CVSSv2
CVSSv3
VMScore
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CVE-2021-38647CVE-2021-39555CVE-2021-29806dosremote code executionCVE-2021-40444CVE-2021-29807CVE-2021-39558SSTI
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