Apache Tomcat: WebSocket DoS with incomplete closing handshake
Denial of Service via incomplete cleanup vulnerability in Apache Tomcat. It was possible for WebSocket clients to keep WebSocket connections open leading to increased resource consumption.This issue affects Apache Tomcat: from 11.0.0 through 11.0.0, from 10.1.0 through 10.1.18, from 9.0.0 through 9.0.85, from 8.5.0 through 8.5.98. Older, EOL versions may also be affected. Users are recommended to upgrade to version 11.0.0, 10.1.19, 9.0.86 or 8.5.99 which fix the issue.
02 / AFFECTED SOFTWARE
Affected packages
217 explicit affected versions
217 explicit affected versions
16 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Denial of Service via incomplete cleanup vulnerability in Apache Tomcat. It was possible for WebSocket clients to keep WebSocket connections open leading to increased resource consumption.This issue affects Apache Tomcat: from 11.0.0 through 11.0.0, from 10.1.0 through 10.1.18, from 9.0.0 through 9.0.85, from 8.5.0 through 8.5.98. Older, EOL versions may also be affected. Users are recommended to upgrade to version 11.0.0, 10.1.19, 9.0.86 or 8.5.99 which fix the issue.
Denial of Service via incomplete cleanup vulnerability in Apache Tomcat. It was possible for WebSocket clients to keep WebSocket connections open leading to increased resource consumption.This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.0-M16, from 10.1.0-M1 through 10.1.18, from 9.0.0-M1 through 9.0.85, from 8.5.0 through 8.5.98. Older, EOL versions may also be affected. Users are recommended to upgrade to version 11.0.0-M17, 10.1.19, 9.0.86 or 8.5.99 which fix the issue.
Denial of Service via incomplete cleanup vulnerability in Apache Tomcat. It was possible for WebSocket clients to keep WebSocket connections open leading to increased resource consumption.This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.0-M16, from 10.1.0-M1 through 10.1.18, from 9.0.0-M1 through 9.0.85, from 8.5.0 through 8.5.98. Older, EOL versions may also be affected. Users are recommended to upgrade to version 11.0.0-M17, 10.1.19, 9.0.86 or 8.5.99 which fix the issue.
05 / REFERENCES
Further evidence
- http://www.openwall.com/lists/oss-security/2024/03/13/4
- https://lists.apache.org/thread/cmpswfx6tj4s7x0nxxosvfqs11lvdx2f
- https://lists.debian.org/debian-lts-announce/2024/04/msg00001.html
- https://lists.fedoraproject.org/archives/list/[email protected]/message/3UWIS5MMGYDZBLJYT674ZI5AWFHDZ46B/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/736G4GPZWS2DSQO5WKXO3G6OMZKFEK55/
- https://nvd.nist.gov/vuln/detail/CVE-2024-23672
- https://security.netapp.com/advisory/ntap-20240402-0002/
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/23xxx/CVE-2024-23672.json
- https://github.com/apache/tomcat
- https://github.com/apache/tomcat/commit/0052b374684b613b0c849899b325ebe334ac6501
- https://github.com/apache/tomcat/commit/3631adb1342d8bbd8598802a12b63ad02c37d591
- https://github.com/apache/tomcat/commit/52d6650e062d880704898d7d8c1b2b7a3efe8068
- https://github.com/apache/tomcat/commit/b0e3b1bd78de270d53e319d7cb79eb282aa53cb9
- https://lists.fedoraproject.org/archives/list/[email protected]/message/3UWIS5MMGYDZBLJYT674ZI5AWFHDZ46B
- https://lists.fedoraproject.org/archives/list/[email protected]/message/736G4GPZWS2DSQO5WKXO3G6OMZKFEK55
- https://security.netapp.com/advisory/ntap-20240402-0002