Medium severity4.3NVD Advisory· Published Oct 4, 2018· Updated Jun 17, 2026
CVE-2018-11784
CVE-2018-11784
Description
When the default servlet in Apache Tomcat versions 9.0.0.M1 to 9.0.11, 8.5.0 to 8.5.33 and 7.0.23 to 7.0.90 returned a redirect to a directory (e.g. redirecting to '/foo/' when the user requested '/foo') a specially crafted URL could be used to cause the redirect to be generated to any URI of the attackers choice.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
org.apache.tomcat.embed:tomcat-embed-coreMaven | >= 8.5.0, < 8.5.34 | 8.5.34 |
org.apache.tomcat.embed:tomcat-embed-coreMaven | >= 7.0.23, < 7.0.91 | 7.0.91 |
org.apache.tomcat.embed:tomcat-embed-coreMaven | >= 9.0.0, < 9.0.12 | 9.0.12 |
Affected products
40- ghsa-coords39 versionspkg:maven/org.apache.tomcat.embed/tomcat-embed-corepkg:rpm/almalinux/apache-commons-collectionspkg:rpm/almalinux/apache-commons-langpkg:rpm/almalinux/bea-stax-apipkg:rpm/almalinux/glassfish-fastinfosetpkg:rpm/almalinux/glassfish-jaxb-apipkg:rpm/almalinux/glassfish-jaxb-corepkg:rpm/almalinux/glassfish-jaxb-runtimepkg:rpm/almalinux/glassfish-jaxb-txw2pkg:rpm/almalinux/jackson-module-jaxb-annotationspkg:rpm/almalinux/jakarta-commons-httpclientpkg:rpm/almalinux/javassistpkg:rpm/almalinux/javassist-javadocpkg:rpm/almalinux/python3-nsspkg:rpm/almalinux/python-nss-docpkg:rpm/almalinux/relaxngDatatypepkg:rpm/almalinux/slf4jpkg:rpm/almalinux/slf4j-jdk14pkg:rpm/almalinux/stax-expkg:rpm/almalinux/velocitypkg:rpm/almalinux/xalan-j2pkg:rpm/almalinux/xerces-j2pkg:rpm/almalinux/xml-commons-apispkg:rpm/almalinux/xml-commons-resolverpkg:rpm/almalinux/xmlstreambufferpkg:rpm/almalinux/xsompkg:rpm/opensuse/tomcat10&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/tomcat&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/virtualbox&distro=openSUSE%20Leap%2015.0pkg:rpm/opensuse/virtualbox&distro=openSUSE%20Leap%2015.1pkg:rpm/opensuse/virtualbox&distro=openSUSE%20Tumbleweedpkg:rpm/suse/tomcat6&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/tomcat6&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/tomcat&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Web%20and%20Scripting%2015pkg:rpm/suse/tomcat&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1-LTSSpkg:rpm/suse/tomcat&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3pkg:rpm/suse/tomcat&distro=SUSE%20Linux%20Enterprise%20Server%2012-LTSSpkg:rpm/suse/tomcat&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/tomcat&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3
>= 8.5.0, < 8.5.34+ 38 more
- (no CPE)range: >= 8.5.0, < 8.5.34
- (no CPE)range: < 3.2.2-10.module_el8.5.0+2577+9e95fe00
- (no CPE)range: < 2.6-21.module_el8.5.0+150+5f0dbea0
- (no CPE)range: < 1.2.0-16.module_el8.5.0+150+5f0dbea0
- (no CPE)range: < 1.2.13-9.module_el8.5.0+150+5f0dbea0
- (no CPE)range: < 2.2.12-8.module_el8.5.0+2577+9e95fe00
- (no CPE)range: < 2.2.11-11.module_el8.5.0+150+5f0dbea0
- (no CPE)range: < 2.2.11-11.module_el8.5.0+2577+9e95fe00
- (no CPE)range: < 2.2.11-11.module_el8.5.0+2577+9e95fe00
- (no CPE)range: < 2.7.6-4.module_el8.5.0+150+5f0dbea0
- (no CPE)range: < 1:3.1-28.module_el8.5.0+2577+9e95fe00
- (no CPE)range: < 3.18.1-8.module_el8.5.0+150+5f0dbea0
- (no CPE)range: < 3.18.1-8.module_el8.5.0+2577+9e95fe00
- (no CPE)range: < 1.0.1-10.module_el8.5.0+150+5f0dbea0.alma
- (no CPE)range: < 1.0.1-10.module_el8.5.0+150+5f0dbea0.alma
- (no CPE)range: < 2011.1-7.module_el8.5.0+2577+9e95fe00
- (no CPE)range: < 1.7.25-4.module_el8.6.0+2752+f1f3449e
- (no CPE)range: < 1.7.25-4.module_el8.5.0+2577+9e95fe00
- (no CPE)range: < 1.7.7-8.module_el8.5.0+150+5f0dbea0
- (no CPE)range: < 1.7-24.module_el8.5.0+150+5f0dbea0
- (no CPE)range: < 2.7.1-38.module_el8.5.0+150+5f0dbea0
- (no CPE)range: < 2.11.0-34.module_el8.5.0+150+5f0dbea0
- (no CPE)range: < 1.4.01-25.module_el8.5.0+150+5f0dbea0
- (no CPE)range: < 1.2-26.module_el8.5.0+2577+9e95fe00
- (no CPE)range: < 1.5.4-8.module_el8.5.0+2577+9e95fe00
- (no CPE)range: < 0-19.20110809svn.module_el8.5.0+150+5f0dbea0
- (no CPE)range: < 10.1.14-1.1
- (no CPE)range: < 9.0.36-8.4
- (no CPE)range: < 5.2.24-lp150.4.33.1
- (no CPE)range: < 6.0.10-lp151.2.6.1
- (no CPE)range: < 6.1.26-3.2
- (no CPE)range: < 6.0.53-0.57.10.1
- (no CPE)range: < 6.0.53-0.57.10.1
- (no CPE)range: < 9.0.12-3.8.3
- (no CPE)range: < 8.0.53-10.35.1
- (no CPE)range: < 8.0.53-29.16.2
- (no CPE)range: < 7.0.90-7.23.1
- (no CPE)range: < 8.0.53-10.35.1
- (no CPE)range: < 8.0.53-29.16.2
- Apache Software Foundation/Apache Tomcatv5Range: 9.0.0.M1 to 9.0.11
Patches
Vulnerability mechanics
References
66- www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.htmlnvdPatchThird Party AdvisoryWEB
- www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.htmlnvdPatchThird Party AdvisoryWEB
- www.securityfocus.com/bid/105524nvdThird Party AdvisoryVDB Entry
- access.redhat.com/errata/RHSA-2019:0130nvdThird Party AdvisoryWEB
- access.redhat.com/errata/RHSA-2019:0131nvdThird Party AdvisoryWEB
- access.redhat.com/errata/RHSA-2019:0485nvdThird Party AdvisoryWEB
- github.com/advisories/GHSA-5q99-f34m-67gcghsaADVISORY
- lists.debian.org/debian-lts-announce/2018/10/msg00005.htmlnvdThird Party AdvisoryWEB
- lists.debian.org/debian-lts-announce/2018/10/msg00006.htmlnvdThird Party AdvisoryWEB
- nvd.nist.gov/vuln/detail/CVE-2018-11784ghsaADVISORY
- security.netapp.com/advisory/ntap-20181014-0002/nvdThird Party Advisory
- usn.ubuntu.com/3787-1/nvdThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2019-06/msg00030.htmlnvdWEB
- lists.opensuse.org/opensuse-security-announce/2019-07/msg00056.htmlnvdWEB
- packetstormsecurity.com/files/163456/Apache-Tomcat-9.0.0M1-Open-Redirect.htmlnvdWEB
- access.redhat.com/errata/RHSA-2019:1529nvdWEB
- github.com/apache/tomcat/commit/b76e1dfb3dec3789cc700f8d022c872eb947a221ghsaWEB
- github.com/apache/tomcat/commit/efb860b3ff8ebcf606199b8d0d432f76898040daghsaWEB
- github.com/apache/tomcat/commit/f9f147359b7c95511b64cd99bbc47917c01b3879ghsaWEB
- kc.mcafee.com/corporate/indexnvdWEB
- lists.apache.org/thread.html/1dd0a59c1295cc08ce4c9e7edae5ad2268acc9ba55adcefa0532e5ba%40%3Cdev.tomcat.apache.org%3EnvdWEB
- lists.apache.org/thread.html/1dd0a59c1295cc08ce4c9e7edae5ad2268acc9ba55adcefa0532e5ba@%3Cdev.tomcat.apache.org%3EghsaWEB
- lists.apache.org/thread.html/23134c9b5a23892a205dc140cdd8c9c0add233600f76b313dda6bd75%40%3Cannounce.tomcat.apache.org%3EnvdWEB
- lists.apache.org/thread.html/23134c9b5a23892a205dc140cdd8c9c0add233600f76b313dda6bd75@%3Cannounce.tomcat.apache.org%3EghsaWEB
- lists.apache.org/thread.html/343558d982879bf88ec20dbf707f8c11255f8e219e81d45c4f8d0551%40%3Cdev.tomcat.apache.org%3EnvdWEB
- lists.apache.org/thread.html/343558d982879bf88ec20dbf707f8c11255f8e219e81d45c4f8d0551@%3Cdev.tomcat.apache.org%3EghsaWEB
- lists.apache.org/thread.html/388a323769f1dff84c9ec905455aa73fbcb20338e3c7eb131457f708%40%3Cdev.tomcat.apache.org%3EnvdWEB
- lists.apache.org/thread.html/388a323769f1dff84c9ec905455aa73fbcb20338e3c7eb131457f708@%3Cdev.tomcat.apache.org%3EghsaWEB
- lists.apache.org/thread.html/3d19773b4cf0377db62d1e9328bf9160bf1819f04f988315086931d7%40%3Cdev.tomcat.apache.org%3EnvdWEB
- lists.apache.org/thread.html/3d19773b4cf0377db62d1e9328bf9160bf1819f04f988315086931d7@%3Cdev.tomcat.apache.org%3EghsaWEB
- lists.apache.org/thread.html/5c0e00fd31efc11e147bf99d0f03c00a734447d3b131ab0818644cdb%40%3Cdev.tomcat.apache.org%3EnvdWEB
- lists.apache.org/thread.html/5c0e00fd31efc11e147bf99d0f03c00a734447d3b131ab0818644cdb@%3Cdev.tomcat.apache.org%3EghsaWEB
- lists.apache.org/thread.html/6af47120905aa7d8fe12f42e8ff2284fb338ba141d3b77b8c7cb61b3%40%3Cdev.tomcat.apache.org%3EnvdWEB
- lists.apache.org/thread.html/6af47120905aa7d8fe12f42e8ff2284fb338ba141d3b77b8c7cb61b3@%3Cdev.tomcat.apache.org%3EghsaWEB
- lists.apache.org/thread.html/845312a10aabbe2c499fca94003881d2c79fc993d85f34c1f5c77424%40%3Cdev.tomcat.apache.org%3EnvdWEB
- lists.apache.org/thread.html/845312a10aabbe2c499fca94003881d2c79fc993d85f34c1f5c77424@%3Cdev.tomcat.apache.org%3EghsaWEB
- lists.apache.org/thread.html/88855876c33f2f9c532ffb75bfee570ccf0b17ffa77493745af9a17a%40%3Cdev.tomcat.apache.org%3EnvdWEB
- lists.apache.org/thread.html/88855876c33f2f9c532ffb75bfee570ccf0b17ffa77493745af9a17a@%3Cdev.tomcat.apache.org%3EghsaWEB
- lists.apache.org/thread.html/b5e3f51d28cd5d9b1809f56594f2cf63dcd6a90429e16ea9f83bbedc%40%3Cdev.tomcat.apache.org%3EnvdWEB
- lists.apache.org/thread.html/b5e3f51d28cd5d9b1809f56594f2cf63dcd6a90429e16ea9f83bbedc@%3Cdev.tomcat.apache.org%3EghsaWEB
- lists.apache.org/thread.html/e85e83e9954f169bbb77b44baae5a33d8de878df557bb32b7f793661%40%3Cdev.tomcat.apache.org%3EnvdWEB
- lists.apache.org/thread.html/e85e83e9954f169bbb77b44baae5a33d8de878df557bb32b7f793661@%3Cdev.tomcat.apache.org%3EghsaWEB
- lists.apache.org/thread.html/eb6efa8d59c45a7a9eff94c4b925467d3b3fec8ba7697f3daa314b04%40%3Cdev.tomcat.apache.org%3EnvdWEB
- lists.apache.org/thread.html/eb6efa8d59c45a7a9eff94c4b925467d3b3fec8ba7697f3daa314b04@%3Cdev.tomcat.apache.org%3EghsaWEB
- lists.apache.org/thread.html/r3bbb800a816d0a51eccc5a228c58736960a9fffafa581a225834d97d%40%3Cdev.tomcat.apache.org%3EnvdWEB
- lists.apache.org/thread.html/r3bbb800a816d0a51eccc5a228c58736960a9fffafa581a225834d97d@%3Cdev.tomcat.apache.org%3EghsaWEB
- lists.apache.org/thread.html/r48c1444845fe15a823e1374674bfc297d5008a5453788099ea14caf0%40%3Cdev.tomcat.apache.org%3EnvdWEB
- lists.apache.org/thread.html/r48c1444845fe15a823e1374674bfc297d5008a5453788099ea14caf0@%3Cdev.tomcat.apache.org%3EghsaWEB
- lists.apache.org/thread.html/r6ccee4e849bc77df0840c7f853f6bd09d426f6741247da2b7429d5d9%40%3Cdev.tomcat.apache.org%3EnvdWEB
- lists.apache.org/thread.html/r6ccee4e849bc77df0840c7f853f6bd09d426f6741247da2b7429d5d9@%3Cdev.tomcat.apache.org%3EghsaWEB
- lists.apache.org/thread.html/r9136ff5b13e4f1941360b5a309efee2c114a14855578c3a2cbe5d19c%40%3Cdev.tomcat.apache.org%3EnvdWEB
- lists.apache.org/thread.html/r9136ff5b13e4f1941360b5a309efee2c114a14855578c3a2cbe5d19c@%3Cdev.tomcat.apache.org%3EghsaWEB
- lists.apache.org/thread.html/raba0fabaf4d56d4325ab2aca8814f0b30a237ab83d8106b115ee279a%40%3Cdev.tomcat.apache.org%3EnvdWEB
- lists.apache.org/thread.html/raba0fabaf4d56d4325ab2aca8814f0b30a237ab83d8106b115ee279a@%3Cdev.tomcat.apache.org%3EghsaWEB
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BZ4PX4B3QTKRM35VJAVIEOPZAF76RPBPghsaWEB
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BZ4PX4B3QTKRM35VJAVIEOPZAF76RPBPghsaWEB
- seclists.org/bugtraq/2019/Dec/43nvdWEB
- security.netapp.com/advisory/ntap-20181014-0002ghsaWEB
- usn.ubuntu.com/3787-1ghsaWEB
- web.archive.org/web/20200227030058/http://www.securityfocus.com/bid/105524ghsaWEB
- www.debian.org/security/2019/dsa-4596nvdWEB
- www.oracle.com/security-alerts/cpuapr2020.htmlnvdWEB
- www.oracle.com/security-alerts/cpujan2020.htmlnvdWEB
- www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.htmlnvdWEB
- www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.htmlnvdWEB
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BZ4PX4B3QTKRM35VJAVIEOPZAF76RPBP/nvd
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