CVE-2020-13934
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2020-13934
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-13934.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2020-13934
- Aliases
- Downstream
- Related
- Published
- 2020-07-14T15:15:11Z
- Modified
- 2025-10-21T02:34:32Z
- Severity
-
- 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
- Summary
- [none]
- Details
-
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.
- References
-
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00084.html
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00088.html
- https://lists.apache.org/thread.html/r61f411cf82488d6ec213063fc15feeeb88e31b0ca9c29652ee4f962e%40%3Cannounce.tomcat.apache.org%3E
- https://lists.debian.org/debian-lts-announce/2020/07/msg00017.html
- https://security.netapp.com/advisory/ntap-20200724-0003/
- https://usn.ubuntu.com/4596-1/
- https://www.debian.org/security/2020/dsa-4727
- https://www.oracle.com//security-alerts/cpujul2021.html
- https://www.oracle.com/security-alerts/cpuApr2021.html
- https://www.oracle.com/security-alerts/cpujan2021.html
- https://www.oracle.com/security-alerts/cpujan2022.html
- https://www.oracle.com/security-alerts/cpuoct2020.html
- https://lists.apache.org/thread.html/ra072b1f786e7d139e86f1d1145572e0ff71cef38a96d9c6f5362aac8%40%3Cdev.tomcat.apache.org%3E
Affected packages
Git / github.com/apache/tomcat
Affected ranges
- Type
- GIT
- Repo
- https://github.com/apache/tomcat
- Events
-
Last affectedLast affectedIntroducedLast affectedLast affectedLast affectedLast affectedIntroducedLast affectedLast affectedLast affectedLast affectedLast affectedLast affectedLast affectedLast affectedLast affectedLast affectedLast affectedLast affectedLast affectedLast affectedLast affectedLast affectedLast affectedLast affectedLast affectedLast affectedLast affectedLast affectedLast affectedLast affectedLast affected