QID 982258

QID 982258: Java (maven) Security Update for org.apache.tomcat.embed:tomcat-embed-core (GHSA-q4hg-rmq2-52q9)

The fix for CVE-2019-0199 was incomplete and did not address HTTP/2 connection window exhaustion on write in Apache Tomcat versions 9.0.0.M1 to 9.0.19 and 8.5.0 to 8.5.40 . By not sending WINDOW_UPDATE messages for the connection window (stream 0) clients were able to cause server-side threads to block eventually leading to thread exhaustion and a DoS.

Successful exploitation of this vulnerability may affect the confidentiality, integrity, and availability of the targeted user.

CVSS V3 rated as High - 7.5 severity.

CVSS V2 rated as Medium - 5 severity.

Solution

Customers are advised to refer to GHSA-q4hg-rmq2-52q9 for updates pertaining to this vulnerability.

Vendor References

GHSA-q4hg-rmq2-52q9 - github.com/advisories/GHSA-q4hg-rmq2-52q9

CVEs related to QID 982258

CVE-2019-10072 |

Software Advisories

Advisory ID	Software	Component	Link
GHSA-q4hg-rmq2-52q9	org.apache.tomcat.embed:tomcat-embed-core		github.com/advisories/GHSA-q4hg-rmq2-52q9

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