CVE-2023-44487
October 10, 2023
The HTTP/2 protocol allows a denial of service (server resource consumption) because request cancellation can reset many streams quickly, as exploited in the wild in August through October 2023.
Affected Packages
org.apache.tomcat:tomcat-coyote (JAVA):
Affected version(s) >=11.0.0-M1 <11.0.0-M12Fix Suggestion:
Update to version 11.0.0-M12org.apache.tomcat.embed:tomcat-embed-core (JAVA):
Affected version(s) >=10.0.0 <10.1.14Fix Suggestion:
Update to version 10.1.14com.typesafe.akka:akka-http-core_2.12 (JAVA):
Affected version(s) >=10.0.0-RC2 <10.5.3Fix Suggestion:
Update to version 10.5.3org.eclipse.jetty.http2:http2-common (JAVA):
Affected version(s) >=10.0.0 <10.0.17Fix Suggestion:
Update to version 10.0.17org.apache.tomcat.embed:tomcat-embed-core (JAVA):
Affected version(s) >=11.0.0-M1 <11.0.0-M12Fix Suggestion:
Update to version 11.0.0-M12org.eclipse.jetty.http2:jetty-http2-server (JAVA):
Affected version(s) >=12.0.0 <12.0.2Fix Suggestion:
Update to version 12.0.2com.typesafe.akka:akka-http-core_2.13 (JAVA):
Affected version(s) >=10.1.8 <10.5.3Fix Suggestion:
Update to version 10.5.3org.apache.tomcat:tomcat-coyote (JAVA):
Affected version(s) >=8.5.0 <8.5.94Fix Suggestion:
Update to version 8.5.94org.eclipse.jetty.http2:jetty-http2-common (JAVA):
Affected version(s) >=12.0.0 <12.0.2Fix Suggestion:
Update to version 12.0.2org.eclipse.jetty.http2:http2-server (JAVA):
Affected version(s) >=10.0.0 <10.0.17Fix Suggestion:
Update to version 10.0.17org.eclipse.jetty.http2:http2-common (JAVA):
Affected version(s) >=11.0.0 <11.0.17Fix Suggestion:
Update to version 11.0.17org.apache.tomcat:tomcat-coyote (JAVA):
Affected version(s) >=9.0.1 <9.0.81Fix Suggestion:
Update to version 9.0.81org.eclipse.jetty.http2:http2-server (JAVA):
Affected version(s) >=11.0.0 <11.0.17Fix Suggestion:
Update to version 11.0.17org.apache.tomcat.embed:tomcat-embed-core (JAVA):
Affected version(s) >=9.0.1 <9.0.81Fix Suggestion:
Update to version 9.0.81org.apache.tomcat.embed:tomcat-embed-core (JAVA):
Affected version(s) >=8.5.0 <8.5.94Fix Suggestion:
Update to version 8.5.94org.apache.tomcat:tomcat-coyote (JAVA):
Affected version(s) >=10.0.0 <10.1.14Fix Suggestion:
Update to version 10.1.14github.com/apple/swift-nio-http2 (SWIFT):
Affected version(s) >=0.1.0 <1.28.0Fix Suggestion:
Update to version 1.28.0Related Resources (255)
Do you need more information?
Contact UsCVSS v4
Base Score:
8.7
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
Exploit Maturity
ATTACKED
CVSS v3
Base Score:
7.5
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Exploit Maturity
HIGH
Weakness Type (CWE)
Uncontrolled Resource Consumption
EPSS
Base Score:
94.46
