Description
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 of service.
CVSS breakdown
CVSS 3.1
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Affected products
- apache / Tomcat9.0.0 – 9.0.0
- apache / Tomcat9.0.0 – 9.0.0
- apache / Tomcat9.0.0 – 9.0.0
- apache / Tomcat9.0.0 – 9.0.0
- apache / Tomcat9.0.0 – 9.0.0
- apache / Tomcat9.0.0 – 9.0.0
- apache / Tomcat9.0.0 – 9.0.0
- apache / Tomcat9.0.0 – 9.0.0
- apache / Tomcat9.0.0 – 9.0.0
- apache / Tomcat9.0.0 – 9.0.0
- apache / Tomcat9.0.0 – 9.0.0
- apache / Tomcat9.0.0 – 9.0.0
- apache / Tomcat8.5.1 – 8.5.56
- apache / Tomcat9.0.0 – 9.0.0
- apache / Tomcat9.0.0 – 9.0.0
- apache / Tomcat9.0.0 – 9.0.0
- apache / Tomcat9.0.0 – 9.0.0
- apache / Tomcat9.0.0 – 9.0.0
- apache / Tomcat9.0.0 – 9.0.0
- apache / Tomcat9.0.0 – 9.0.0
- apache / Tomcat9.0.0 – 9.0.0
- apache / Tomcat9.0.0 – 9.0.0
- apache / Tomcat9.0.0 – 9.0.0
- apache / Tomcat9.0.0 – 9.0.0
- apache / Tomcat10.0.0 – 10.0.0
- apache / Tomcat10.0.0 – 10.0.0
- apache / Tomcat10.0.0 – 10.0.0
- apache / Tomcat10.0.0 – 10.0.0
- apache / Tomcat10.0.0 – 10.0.0
- apache / Tomcat10.0.0 – 10.0.0
- Canonical / Ubuntu Linux20.04 – 20.04
- debian / debian_linux10.0 – 10.0
- debian / debian_linux9.0 – 9.0
- NETAPP / oncommand_system_manager3.0.0 – 3.1.3
- openSUSE / Leap15.1 – 15.1
- openSUSE / Leap15.2 – 15.2
- oracle / agile_engineering_data_management6.2.1.0 – 6.2.1.0
- oracle / agile_product_lifecycle_management9.3.3 – 9.3.3
- oracle / agile_product_lifecycle_management9.3.5 – 9.3.5
- oracle / agile_product_lifecycle_management9.3.6 – 9.3.6
- oracle / communications_instant_messaging_server10.0.1.5.0 – 10.0.1.5.0
- oracle / fmw_platform12.2.1.3.0 – 12.2.1.3.0
- oracle / fmw_platform12.2.1.4.0 – 12.2.1.4.0
- oracle / instantis_enterprisetrack17.1 – 17.1
- oracle / instantis_enterprisetrack17.2 – 17.2
- oracle / instantis_enterprisetrack17.3 – 17.3
- oracle / managed_file_transfer12.2.1.3.0 – 12.2.1.3.0
- oracle / managed_file_transfer12.2.1.4.0 – 12.2.1.4.0
- oracle / MySQL Enterprise Monitor8.0.21
- oracle / Siebel UI Framework20.12
- oracle / workload_manager12.2.0.1 – 12.2.0.1
- oracle / workload_manager18c – 18c
- oracle / workload_manager19c – 19c
References
- MAILING_LISThttps://lists.apache.org/thread.html/r61f411cf82488d6ec213063fc15feeeb88e31b0ca9c29652ee4f962e%40%3Cannounce.tomcat.apache.org%3E
- VENDOR_ADVISORYhttps://www.debian.org/security/2020/dsa-4727
- MAILING_LISThttps://lists.debian.org/debian-lts-announce/2020/07/msg00017.html
- MAILING_LISThttp://lists.opensuse.org/opensuse-security-announce/2020-07/msg00084.html
- MAILING_LISThttp://lists.opensuse.org/opensuse-security-announce/2020-07/msg00088.html
- MAILING_LISThttps://lists.apache.org/thread.html/ra072b1f786e7d139e86f1d1145572e0ff71cef38a96d9c6f5362aac8%40%3Cdev.tomcat.apache.org%3E
- VENDOR_ADVISORYhttps://www.oracle.com/security-alerts/cpuoct2020.html
- MISChttps://security.netapp.com/advisory/ntap-20200724-0003/
- VENDOR_ADVISORYhttps://usn.ubuntu.com/4596-1/
- VENDOR_ADVISORYhttps://www.oracle.com/security-alerts/cpujan2021.html
- VENDOR_ADVISORYhttps://www.oracle.com/security-alerts/cpuApr2021.html
- VENDOR_ADVISORYhttps://www.oracle.com//security-alerts/cpujul2021.html
- VENDOR_ADVISORYhttps://www.oracle.com/security-alerts/cpujan2022.html
Updated 20m ago · 8 sources