CVE-2017-6056
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
02 Description
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
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 7.57% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 94.4% of scored records. A rank, not a probability.
- NVD base score
- 7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Important. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2017-02-17 07:45Z9 YR AGO
- Last updated
- 2024-08-05 15:18Z2 YR AGO
- Reserved
- 2017-02-16
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-835Loop with Unreachable Exit Condition ('Infinite Loop')Base
- Data version
- 5.1
- Document digest
- 8d3032c2a57017cc8e69e0d8990fb1d68684d8271db393a3a3c422dddc8935b4
05 Affected products
06 References
- rhn.redhat.comRHSA-2017:0828http://rhn.redhat.com/errata/RHSA-2017-0828.html
- rhn.redhat.comRHSA-2017:0827http://rhn.redhat.com/errata/RHSA-2017-0827.html
- bz.apache.orghttps://bz.apache.org/bugzilla/show_bug.cgi?id=60578
- www.debian.orgDSA-3787http://www.debian.org/security/2017/dsa-3787
- rhn.redhat.comRHSA-2017:0517http://rhn.redhat.com/errata/RHSA-2017-0517.html
- lists.debian.orghttps://lists.debian.org/debian-security-announce/2017/msg00038.html
- bugs.debian.orghttps://bugs.debian.org/851304
- www.debian.orgDSA-3788http://www.debian.org/security/2017/dsa-3788
- security.netapp.comhttps://security.netapp.com/advisory/ntap-20180731-0002/
- rhn.redhat.comRHSA-2017:0826http://rhn.redhat.com/errata/RHSA-2017-0826.html
- rhn.redhat.comRHSA-2017:0829http://rhn.redhat.com/errata/RHSA-2017-0829.html
- www.securityfocus.com96293http://www.securityfocus.com/bid/96293
- www.securitytracker.com1037860http://www.securitytracker.com/id/1037860
- lists.debian.orghttps://lists.debian.org/debian-security-announce/2017/msg00039.html
- lists.apache.org[activemq-issues] 20190723 [jira] [Created] (AMQ-7249) Security Vulnerabilities in the ActiveMQ dependent jars.https://lists.apache.org/thread.html/ac51944aef91dd5006b8510b0bef337adaccfe962fb90e7af9c22db4%40%3Cissues.activemq.apache.org%3E
- lists.apache.org[activemq-issues] 20190925 [jira] [Created] (AMQ-7310) Security Vulnerabilities in Tomcat-websocket-api.jarhttps://lists.apache.org/thread.html/6b414817c2b0bf351138911c8c922ec5dd577ebc0b9a7f42d705752d%40%3Cissues.activemq.apache.org%3E
- www.oracle.comhttps://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html
07 Fixed in
Ubuntu 14.04 LTS
- tomcat7 Fixed in 7.0.52-1ubuntu0.10
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 14.04 LTS
- tomcat6 Fixed in 6.0.39-1ubuntu0.1+esm1Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.