VulnerabilityModified
CVE-2020-13934
If a sufficient number of such requests were made, an OutOfMemoryException could occur leading to a denial of service.
HIGH 7.5EPSS 64.1%
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 64.1%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.
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 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 64.12% probability · 99th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-401, CWE-476
- Affected
- apache/tomcat · debian/debian linux · netapp/oncommand system manager · opensuse/leap · canonical/ubuntu linux · oracle/agile engineering data management · oracle/agile product lifecycle management · oracle/communications instant messaging server · oracle/fmw platform · oracle/instantis enterprisetrack · oracle/managed file transfer · oracle/mysql enterprise monitor · oracle/siebel ui framework · oracle/workload manager
- Source
- security@apache.org
References
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00084.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00088.htmlMailing List, Third Party Advisory
- https://lists.apache.org/thread.html/r61f411cf82488d6ec213063fc15feeeb88e31b0ca9c29652ee4f962e%40%3Cannounce.tomcat.apache.org%3EMailing List, Release Notes, Vendor Advisory
- https://lists.apache.org/thread.html/ra072b1f786e7d139e86f1d1145572e0ff71cef38a96d9c6f5362aac8%40%3Cdev.tomcat.apache.org%3E
- https://lists.debian.org/debian-lts-announce/2020/07/msg00017.htmlMailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20200724-0003/Third Party Advisory
- https://usn.ubuntu.com/4596-1/Third Party Advisory
- https://www.debian.org/security/2020/dsa-4727Third Party Advisory
- https://www.oracle.com//security-alerts/cpujul2021.htmlPatch, Third Party Advisory
- https://www.oracle.com/security-alerts/cpuApr2021.htmlPatch, Third Party Advisory
- https://www.oracle.com/security-alerts/cpujan2021.htmlPatch, Third Party Advisory
- https://www.oracle.com/security-alerts/cpujan2022.htmlPatch, Third Party Advisory
- https://www.oracle.com/security-alerts/cpuoct2020.htmlPatch, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00084.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00088.htmlMailing List, Third Party Advisory
- https://lists.apache.org/thread.html/r61f411cf82488d6ec213063fc15feeeb88e31b0ca9c29652ee4f962e%40%3Cannounce.tomcat.apache.org%3EMailing List, Release Notes, Vendor Advisory
- https://lists.apache.org/thread.html/ra072b1f786e7d139e86f1d1145572e0ff71cef38a96d9c6f5362aac8%40%3Cdev.tomcat.apache.org%3E
- https://lists.debian.org/debian-lts-announce/2020/07/msg00017.htmlMailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20200724-0003/Third Party Advisory
- https://usn.ubuntu.com/4596-1/Third Party Advisory
- https://www.debian.org/security/2020/dsa-4727Third Party Advisory
- https://www.oracle.com//security-alerts/cpujul2021.htmlPatch, Third Party Advisory
- https://www.oracle.com/security-alerts/cpuApr2021.htmlPatch, Third Party Advisory
- https://www.oracle.com/security-alerts/cpujan2021.htmlPatch, Third Party Advisory
- https://www.oracle.com/security-alerts/cpujan2022.htmlPatch, Third Party Advisory
- https://www.oracle.com/security-alerts/cpuoct2020.htmlPatch, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.