The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Start learningUpgrade Amazon-Linux:2018.03
tomcat8-lib
to version 0:8.5.69-1.88.amzn1 or higher.
This issue was patched in ALAS-2021-1547
.
Note: Versions mentioned in the description apply only to the upstream tomcat8-lib
package and not the tomcat8-lib
package as distributed by Amazon-Linux
.
See How to fix?
for Amazon-Linux:2018.03
relevant fixed versions and status.
Apache Tomcat 8.5.0 to 8.5.63, 9.0.0-M1 to 9.0.43 and 10.0.0-M1 to 10.0.2 did not properly validate incoming TLS packets. When Tomcat was configured to use NIO+OpenSSL or NIO2+OpenSSL for TLS, a specially crafted packet could be used to trigger an infinite loop resulting in a denial of service.