{"id":"CVE-2017-12616","title":"When using a VirtualDirContext with Apache Tomcat 7.0.0 to 7.0.80 it was possible to bypass security constraints and/or view the source code of JSPs for resources served by the VirtualDirContext using a specially crafted request.","summary":"When using a VirtualDirContext with Apache Tomcat 7.0.0 to 7.0.80 it was possible to bypass security constraints and/or view the source code of JSPs for resources served by the VirtualDirContext using a specially crafted request.","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","cwe":["CWE-200"],"vendor":"apache","product":"tomcat","affected":["tomcat = 7.0.0","tomcat = 7.0.1","tomcat = 7.0.2","tomcat = 7.0.3","tomcat = 7.0.4","tomcat = 7.0.5","tomcat = 7.0.6","tomcat = 7.0.7","tomcat = 7.0.8","tomcat = 7.0.9","tomcat = 7.0.10","tomcat = 7.0.11","tomcat = 7.0.12","tomcat = 7.0.13","tomcat = 7.0.14","tomcat = 7.0.15","tomcat = 7.0.16","tomcat = 7.0.17","tomcat = 7.0.18","tomcat = 7.0.19","tomcat = 7.0.20","tomcat = 7.0.21","tomcat = 7.0.22","tomcat = 7.0.23","tomcat = 7.0.24","tomcat = 7.0.25","tomcat = 7.0.26","tomcat = 7.0.27","tomcat = 7.0.28","tomcat = 7.0.29","tomcat = 7.0.30","tomcat = 7.0.31","tomcat = 7.0.32","tomcat = 7.0.33","tomcat = 7.0.34","tomcat = 7.0.35","tomcat = 7.0.36","tomcat = 7.0.37","tomcat = 7.0.38","tomcat = 7.0.39","tomcat = 7.0.40","tomcat = 7.0.41","tomcat = 7.0.42","tomcat = 7.0.43","tomcat = 7.0.44","tomcat = 7.0.45","tomcat = 7.0.46","tomcat = 7.0.47","tomcat = 7.0.48","tomcat = 7.0.49","tomcat = 7.0.50","tomcat = 7.0.51","tomcat = 7.0.54","tomcat = 7.0.55","tomcat = 7.0.56","tomcat = 7.0.57","tomcat = 7.0.58","tomcat = 7.0.59","tomcat = 7.0.60","tomcat = 7.0.61","tomcat = 7.0.62","tomcat = 7.0.63","tomcat = 7.0.64","tomcat = 7.0.65","tomcat = 7.0.66","tomcat = 7.0.67","tomcat = 7.0.68","tomcat = 7.0.69","tomcat = 7.0.70","tomcat = 7.0.71","tomcat = 7.0.72","tomcat = 7.0.73","tomcat = 7.0.74","tomcat = 7.0.75","tomcat = 7.0.76","tomcat = 7.0.77","tomcat = 7.0.79","tomcat = 7.0.80"],"published":"2017-09-19","updated":"2026-10-15","sourceUpdated":"2026-10-15T16:17:26.987","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2017-12616","references":[{"url":"http://www.securityfocus.com/bid/100897","label":"security@apache.org"},{"url":"http://www.securitytracker.com/id/1039393","label":"security@apache.org"},{"url":"https://access.redhat.com/errata/RHSA-2018:0465","label":"security@apache.org"},{"url":"https://access.redhat.com/errata/RHSA-2018:0466","label":"security@apache.org"},{"url":"https://lists.apache.org/thread.html/1df9b4552464caa42047062fe7175da0da06c18ecc8daf99258bbda6%40%3Cannounce.tomcat.apache.org%3E","label":"security@apache.org"},{"url":"https://lists.apache.org/thread.html/388a323769f1dff84c9ec905455aa73fbcb20338e3c7eb131457f708%40%3Cdev.tomcat.apache.org%3E","label":"security@apache.org"},{"url":"https://lists.apache.org/thread.html/3d19773b4cf0377db62d1e9328bf9160bf1819f04f988315086931d7%40%3Cdev.tomcat.apache.org%3E","label":"security@apache.org"},{"url":"https://lists.apache.org/thread.html/845312a10aabbe2c499fca94003881d2c79fc993d85f34c1f5c77424%40%3Cdev.tomcat.apache.org%3E","label":"security@apache.org"},{"url":"https://lists.apache.org/thread.html/r9136ff5b13e4f1941360b5a309efee2c114a14855578c3a2cbe5d19c%40%3Cdev.tomcat.apache.org%3E","label":"security@apache.org"},{"url":"https://lists.debian.org/debian-lts-announce/2018/06/msg00008.html","label":"security@apache.org"},{"url":"https://security.netapp.com/advisory/ntap-20171018-0001/","label":"security@apache.org"},{"url":"https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03828en_us","label":"security@apache.org"},{"url":"https://usn.ubuntu.com/3665-1/","label":"security@apache.org"},{"url":"https://www.synology.com/support/security/Synology_SA_17_54_Tomcat","label":"security@apache.org"},{"url":"http://www.securityfocus.com/bid/100897","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securitytracker.com/id/1039393","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://access.redhat.com/errata/RHSA-2018:0465","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://access.redhat.com/errata/RHSA-2018:0466","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/1df9b4552464caa42047062fe7175da0da06c18ecc8daf99258bbda6%40%3Cannounce.tomcat.apache.org%3E","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/388a323769f1dff84c9ec905455aa73fbcb20338e3c7eb131457f708%40%3Cdev.tomcat.apache.org%3E","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/3d19773b4cf0377db62d1e9328bf9160bf1819f04f988315086931d7%40%3Cdev.tomcat.apache.org%3E","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/845312a10aabbe2c499fca94003881d2c79fc993d85f34c1f5c77424%40%3Cdev.tomcat.apache.org%3E","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.apache.org/thread.html/r9136ff5b13e4f1941360b5a309efee2c114a14855578c3a2cbe5d19c%40%3Cdev.tomcat.apache.org%3E","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2018/06/msg00008.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.netapp.com/advisory/ntap-20171018-0001/","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03828en_us","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://usn.ubuntu.com/3665-1/","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.synology.com/support/security/Synology_SA_17_54_Tomcat","label":"af854a3a-2127-422b-91ae-364da2661108"}],"tags":["nvd","cve.org"],"epss":0.70118,"epssPercentile":0.99373,"ssvc":{"exploitation":"none","automatable":"yes","technicalImpact":"partial","timestamp":"2026-10-15T15:52:18.470177Z"},"ingestedAt":"2026-10-15T16:13:10.894Z","slug":"CVE-2017-12616","body":"## Overview\n\nWhen using a VirtualDirContext with Apache Tomcat 7.0.0 to 7.0.80 it was possible to bypass security constraints and/or view the source code of JSPs for resources served by the VirtualDirContext using a specially crafted request.\n\n## Affected\n\n- `tomcat = 7.0.0`\n- `tomcat = 7.0.1`\n- `tomcat = 7.0.2`\n- `tomcat = 7.0.3`\n- `tomcat = 7.0.4`\n- `tomcat = 7.0.5`\n- `tomcat = 7.0.6`\n- `tomcat = 7.0.7`\n- `tomcat = 7.0.8`\n- `tomcat = 7.0.9`\n- `tomcat = 7.0.10`\n- `tomcat = 7.0.11`\n- `tomcat = 7.0.12`\n- `tomcat = 7.0.13`\n- `tomcat = 7.0.14`\n- `tomcat = 7.0.15`\n- `tomcat = 7.0.16`\n- `tomcat = 7.0.17`\n- `tomcat = 7.0.18`\n- `tomcat = 7.0.19`\n- `tomcat = 7.0.20`\n- `tomcat = 7.0.21`\n- `tomcat = 7.0.22`\n- `tomcat = 7.0.23`\n- `tomcat = 7.0.24`\n- `tomcat = 7.0.25`\n- `tomcat = 7.0.26`\n- `tomcat = 7.0.27`\n- `tomcat = 7.0.28`\n- `tomcat = 7.0.29`\n- `tomcat = 7.0.30`\n- `tomcat = 7.0.31`\n- `tomcat = 7.0.32`\n- `tomcat = 7.0.33`\n- `tomcat = 7.0.34`\n- `tomcat = 7.0.35`\n- `tomcat = 7.0.36`\n- `tomcat = 7.0.37`\n- `tomcat = 7.0.38`\n- `tomcat = 7.0.39`\n- `tomcat = 7.0.40`\n- `tomcat = 7.0.41`\n- `tomcat = 7.0.42`\n- `tomcat = 7.0.43`\n- `tomcat = 7.0.44`\n- `tomcat = 7.0.45`\n- `tomcat = 7.0.46`\n- `tomcat = 7.0.47`\n- `tomcat = 7.0.48`\n- `tomcat = 7.0.49`\n- `tomcat = 7.0.50`\n- `tomcat = 7.0.51`\n- `tomcat = 7.0.54`\n- `tomcat = 7.0.55`\n- `tomcat = 7.0.56`\n- `tomcat = 7.0.57`\n- `tomcat = 7.0.58`\n- `tomcat = 7.0.59`\n- `tomcat = 7.0.60`\n- `tomcat = 7.0.61`\n- `tomcat = 7.0.62`\n- `tomcat = 7.0.63`\n- `tomcat = 7.0.64`\n- `tomcat = 7.0.65`\n- `tomcat = 7.0.66`\n- `tomcat = 7.0.67`\n- `tomcat = 7.0.68`\n- `tomcat = 7.0.69`\n- `tomcat = 7.0.70`\n- `tomcat = 7.0.71`\n- `tomcat = 7.0.72`\n- `tomcat = 7.0.73`\n- `tomcat = 7.0.74`\n- `tomcat = 7.0.75`\n- `tomcat = 7.0.76`\n- `tomcat = 7.0.77`\n- `tomcat = 7.0.79`\n- `tomcat = 7.0.80`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":55,"depthScoreParts":{"impact":41.3,"likelihood":14,"exploitation":0,"ransomware":0},"changes":[{"seq":222583,"id":"CVE-2017-12616","ts":1792084749703,"field":"cvss","old":null,"new":"7.5"},{"seq":222582,"id":"CVE-2017-12616","ts":1792084749703,"field":"severity","old":"none","new":"high"}]}