drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Mehrere Probleme in Tomcat
Name: |
Mehrere Probleme in Tomcat |
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ID: |
USN-4448-1 |
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Distribution: |
Ubuntu |
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Plattformen: |
Ubuntu 16.04 LTS |
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Datum: |
Di, 4. August 2020, 23:31 |
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Referenzen: |
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-1935
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-13935
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-9484 |
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Applikationen: |
Apache Tomcat |
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Originalnachricht |
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========================================================================== Ubuntu Security Notice USN-4448-1 August 04, 2020
tomcat8 vulnerabilities ==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 16.04 LTS
Summary:
Several security issues were fixed in Tomcat.
Software Description: - tomcat8: Servlet and JSP engine
Details:
It was discovered that Tomcat incorrectly validated the payload length in a WebSocket frame. A remote attacker could possibly use this issue to cause Tomcat to hang, resulting in a denial of service. (CVE-2020-13935)
It was discovered that Tomcat incorrectly handled HTTP header parsing. In certain environments where Tomcat is located behind a reverse proxy, a remote attacker could possibly use this issue to perform HTTP Reqest Smuggling. (CVE-2020-1935)
It was discovered that Tomcat incorrectly handled certain uncommon PersistenceManager with FileStore configurations. A remote attacker could possibly use this issue to execute arbitrary code. (CVE-2020-9484)
Update instructions:
The problem can be corrected by updating your system to the following package versions:
Ubuntu 16.04 LTS: libtomcat8-java 8.0.32-1ubuntu1.13 tomcat8 8.0.32-1ubuntu1.13
In general, a standard system update will make all the necessary changes.
References: https://usn.ubuntu.com/4448-1 CVE-2020-13935, CVE-2020-1935, CVE-2020-9484
Package Information: https://launchpad.net/ubuntu/+source/tomcat8/8.0.32-1ubuntu1.13
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