USN-5360-1

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USN-5360-1

Summary: tomcat9 vulnerabilities

Details: It was discovered that Tomcat incorrectly performed input verification. A remote attacker could possibly use this issue to intercept sensitive information. (CVE-2020-13943, CVE-2020-17527, CVE-2021-25122, CVE-2021-30640) It was discovered that Tomcat did not properly deserialize untrusted data. An attacker could possibly use this issue to execute arbitrary code. (CVE-2020-9484, CVE-2021-33037) It was discovered that Tomcat did not properly validate the input length. An attacker could possibly use this to trigger an infinite loop, resulting in a denial of service. (CVE-2021-25329, CVE-2021-41079)

References: https://ubuntu.com/security/notices/USN-5360-1, https://ubuntu.com/security/CVE-2020-9484, https://ubuntu.com/security/CVE-2020-13943, https://ubuntu.com/security/CVE-2020-17527, https://ubuntu.com/security/CVE-2021-25122, https://ubuntu.com/security/CVE-2021-25329, https://ubuntu.com/security/CVE-2021-30640, https://ubuntu.com/security/CVE-2021-33037, https://ubuntu.com/security/CVE-2021-41079, https://bugs.launchpad.net/ubuntu/+source/tomcat9/+bug/1915911