Improper Locking Affecting tomcat-jsp-2_3-api package, versions <9.0.30-4.10.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
16.98% (97th percentile)

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  • Snyk IDSNYK-SLES151-TOMCATJSP23API-2719762
  • published14 Apr 2022
  • disclosed7 Jan 2020

Introduced: 7 Jan 2020

CVE-2019-10072  (opens in a new tab)
CWE-667  (opens in a new tab)

How to fix?

Upgrade SLES:15.1 tomcat-jsp-2_3-api to version 9.0.30-4.10.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream tomcat-jsp-2_3-api package and not the tomcat-jsp-2_3-api package as distributed by SLES. See How to fix? for SLES:15.1 relevant fixed versions and status.

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.

References