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CVE-2018-1336

Quick assessment

Affected

Apache Software Foundation Apache Tomcat

Exploitation

High exploitation probability; assess promptly

Recommended action

Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Apache Tomcat是美国阿帕奇（Apache）软件基金会下属的Jakarta项目的一款轻量级Web应用服务器，它主要用于开发和调试JSP程序，适用于中小型系统。 Apache Tomcat中存在拒绝服务漏洞。远程攻击者可通过发送特制的数据利用该漏洞造成拒绝服务（无限循环）。以下版本受到影响：Apache Tomcat 9.0.0.M9版本至9.0.7版本，8.5.0版本至8.5.30版本，8.0.0.RC1版本至8.0.51版本，7.0.28版本至7.0.86版本。

AI Predicted 5.3 Difficulty: Easy EPSS 20.60% · P97 Updated Feb 21, 2026

Possible ATT&CK Techniques 1 AI

T1027 · Obfuscated Files or Information

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I. Basic Information for CVE-2018-1336

Vulnerability Information

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Vulnerability Title

N/A

Source: CVE Program / CVE List V5

Vulnerability Description

An improper handing of overflow in the UTF-8 decoder with supplementary characters can lead to an infinite loop in the decoder causing a Denial of Service. Versions Affected: Apache Tomcat 9.0.0.M9 to 9.0.7, 8.5.0 to 8.5.30, 8.0.0.RC1 to 8.0.51, and 7.0.28 to 7.0.86.

Source: CVE Program / CVE List V5

CVSS Information

N/A

Source: CVE Program / CVE List V5

Vulnerability Type

N/A

Source: CVE Program / CVE List V5

Vulnerability Title

Apache Tomcat 资源管理错误漏洞

Source: CNNVD (China National Vulnerability Database)

Vulnerability Description

Source: CNNVD (China National Vulnerability Database)

CVSS Information

N/A

Source: CNNVD (China National Vulnerability Database)

Vulnerability Type

N/A

Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor	Product	Affected Versions	CPE	Subscribe
Apache Software Foundation	Apache Tomcat	9.0.0.M9 to 9.0.7	-

II. Public POCs for CVE-2018-1336

#	POC Description	Source Link	Shenlong Link

AI-Generated POC Premium

No public POC found.

III. Intelligence Information for CVE-2018-1336

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Vendor Advisories for CVE-2018-1336 (20)

https://support.f5.com/csp/article/K73008537?utm_source=f5support&amp%3Butm_medium=RSS x_refsource_CONFIRM
https://security.netapp.com/advisory/ntap-20180817-0001/ x_refsource_CONFIRM
https://www.oracle.com/security-alerts/cpuapr2020.html x_refsource_MISC
http://www.securityfocus.com/bid/104898 vdb-entry x_refsource_BID
http://www.securitytracker.com/id/1041375 vdb-entry x_refsource_SECTRACK
https://www.debian.org/security/2018/dsa-4281 vendor-advisory x_refsource_DEBIAN
https://usn.ubuntu.com/3723-1/ vendor-advisory x_refsource_UBUNTU
https://access.redhat.com/errata/RHSA-2018:3768 vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2018:2742 vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2018:2741 vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2018:2701 vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2018:2945 vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHEA-2018:2188 vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2018:2743 vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2018:2921 vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2018:2740 vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2018:2930 vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2018:2939 vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHEA-2018:2189 vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2018:2700 vendor-advisory x_refsource_REDHAT

Mailing List Discussions for CVE-2018-1336 (17)

https://lists.apache.org/thread.html/r48c1444845fe15a823e1374674bfc297d5008a5453788099ea14caf0%40%3Cdev.tomcat.apache.org%3E mailing-list x_refsource_MLIST
https://lists.apache.org/thread.html/r6ccee4e849bc77df0840c7f853f6bd09d426f6741247da2b7429d5d9%40%3Cdev.tomcat.apache.org%3E mailing-list x_refsource_MLIST
https://lists.apache.org/thread.html/raba0fabaf4d56d4325ab2aca8814f0b30a237ab83d8106b115ee279a%40%3Cdev.tomcat.apache.org%3E mailing-list x_refsource_MLIST
https://lists.apache.org/thread.html/r9136ff5b13e4f1941360b5a309efee2c114a14855578c3a2cbe5d19c%40%3Cdev.tomcat.apache.org%3E mailing-list x_refsource_MLIST
https://lists.apache.org/thread.html/r3bbb800a816d0a51eccc5a228c58736960a9fffafa581a225834d97d%40%3Cdev.tomcat.apache.org%3E mailing-list x_refsource_MLIST
https://lists.debian.org/debian-lts-announce/2018/09/msg00001.html mailing-list x_refsource_MLIST
http://mail-archives.us.apache.org/mod_mbox/www-announce/201807.mbox/%3C20180722090435.GA60759%40minotaur.apache.org%3E mailing-list x_refsource_MLIST
https://lists.apache.org/thread.html/e85e83e9954f169bbb77b44baae5a33d8de878df557bb32b7f793661%40%3Cdev.tomcat.apache.org%3E mailing-list x_refsource_MLIST
https://lists.apache.org/thread.html/eb6efa8d59c45a7a9eff94c4b925467d3b3fec8ba7697f3daa314b04%40%3Cdev.tomcat.apache.org%3E mailing-list x_refsource_MLIST
https://lists.apache.org/thread.html/88855876c33f2f9c532ffb75bfee570ccf0b17ffa77493745af9a17a%40%3Cdev.tomcat.apache.org%3E mailing-list x_refsource_MLIST
https://lists.apache.org/thread.html/343558d982879bf88ec20dbf707f8c11255f8e219e81d45c4f8d0551%40%3Cdev.tomcat.apache.org%3E mailing-list x_refsource_MLIST
https://lists.apache.org/thread.html/6af47120905aa7d8fe12f42e8ff2284fb338ba141d3b77b8c7cb61b3%40%3Cdev.tomcat.apache.org%3E mailing-list x_refsource_MLIST
https://lists.apache.org/thread.html/1dd0a59c1295cc08ce4c9e7edae5ad2268acc9ba55adcefa0532e5ba%40%3Cdev.tomcat.apache.org%3E mailing-list x_refsource_MLIST
https://lists.apache.org/thread.html/3d19773b4cf0377db62d1e9328bf9160bf1819f04f988315086931d7%40%3Cdev.tomcat.apache.org%3E mailing-list x_refsource_MLIST
https://lists.apache.org/thread.html/388a323769f1dff84c9ec905455aa73fbcb20338e3c7eb131457f708%40%3Cdev.tomcat.apache.org%3E mailing-list x_refsource_MLIST
https://lists.apache.org/thread.html/b5e3f51d28cd5d9b1809f56594f2cf63dcd6a90429e16ea9f83bbedc%40%3Cdev.tomcat.apache.org%3E mailing-list x_refsource_MLIST
https://lists.apache.org/thread.html/5c0e00fd31efc11e147bf99d0f03c00a734447d3b131ab0818644cdb%40%3Cdev.tomcat.apache.org%3E mailing-list x_refsource_MLIST

https://www.cve.org/CVERecord?id=CVE-2018-1336

Same Patch Batch · Apache Software Foundation · 2018-08-02 · 3 CVEs total

CVE-2018-8032		Apache Axis 跨站脚本漏洞
CVE-2018-8037		Apache Tomcat 竞争条件问题漏洞

IV. Related Vulnerabilities

Same product: Apache Tomcat

Same vendor: Apache Software Foundation

V. Comments for CVE-2018-1336

No comments yet

Goal Reached Thanks to every supporter — we hit 100%!

CVE-2018-1336

Quick assessment

Possible ATT&CK Techniques 1 AI

I. Basic Information for CVE-2018-1336

Vulnerability Information

Vulnerability Title

Vulnerability Description

CVSS Information

Vulnerability Type

Vulnerability Title

Vulnerability Description

CVSS Information

Vulnerability Type

Affected Products

II. Public POCs for CVE-2018-1336

III. Intelligence Information for CVE-2018-1336

Vendor Advisories for CVE-2018-1336 (20)

Mailing List Discussions for CVE-2018-1336 (17)

Same Patch Batch · Apache Software Foundation · 2018-08-02 · 3 CVEs total

IV. Related Vulnerabilities

V. Comments for CVE-2018-1336

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