CVE-2017-6056 — Vulnetix

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CVE-2017-6056 PUBLISHED

It was discovered that a programming error in the processing of HTTPS requests in the Apache Tomcat servlet and JSP engine may result in denial of service via an infinite loop. The denial of service is easily achievable as a consequence of backporting a CVE-2016-6816 fix but not backporting the fix for Tomcat bug 57544. Distributions affected by this backporting issue include Debian (before 7.0.56-3+deb8u8 and 8.0.14-1+deb8u7 in jessie) and Ubuntu.

EPSS 18.26% · 95.1th percentile

Risk Scores

EPSS Score

18.26%

95.1th percentile

Affected Products

Vendor	Product	Versions
Ubuntu:Pro:14.04:LTS	tomcat6	0, 6.0.37-1, 6.0.39-1
Ubuntu:16.04:LTS	tomcat6	0, 6.0.41-4, 6.0.45+dfsg-1
Ubuntu:14.04:LTS	tomcat7	7.0.52-1ubuntu0.8, 0, 7.0.52-1ubuntu0.9

Timeline

Feb 13, 2017 CVE Published
Apr 14, 2021 EPSS Score
Feb 4, 2022 EPSS Score
Mar 17, 2025 EPSS Score
Apr 10, 2025 EPSS Score
May 1, 2025 EPSS Score
May 4, 2025 EPSS Score
May 13, 2025 EPSS Score
Jun 1, 2025 EPSS Score
Jun 4, 2025 EPSS Score
Jul 1, 2025 EPSS Score
Jul 4, 2025 EPSS Score

References

https://ubuntu.com/security/CVE-2017-6056 third-party-advisory
https://bz.apache.org/bugzilla/show_bug.cgi?id=57544 third-party-advisory
https://ubuntu.com/security/notices/USN-3204-1 vendor-advisory
https://www.cve.org/CVERecord?id=CVE-2017-6056 third-party-advisory

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