CVE-2018-1336

    Dashboard / Vulnerabilities / CVE-2018-1336

    CVE-2018-1336

    Published: 2 Aug 2018Last Modified: 8 Jul 2026

    Summary:

    Details: 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.

    References: https://lists.apache.org/thread.html/1dd0a59c1295cc08ce4c9e7edae5ad2268acc9ba55adcefa0532e5ba%40%3Cdev.tomcat.apache.org%3E, https://lists.apache.org/thread.html/343558d982879bf88ec20dbf707f8c11255f8e219e81d45c4f8d0551%40%3Cdev.tomcat.apache.org%3E, https://lists.apache.org/thread.html/388a323769f1dff84c9ec905455aa73fbcb20338e3c7eb131457f708%40%3Cdev.tomcat.apache.org%3E, https://lists.apache.org/thread.html/3d19773b4cf0377db62d1e9328bf9160bf1819f04f988315086931d7%40%3Cdev.tomcat.apache.org%3E, https://lists.apache.org/thread.html/5c0e00fd31efc11e147bf99d0f03c00a734447d3b131ab0818644cdb%40%3Cdev.tomcat.apache.org%3E, https://lists.apache.org/thread.html/6af47120905aa7d8fe12f42e8ff2284fb338ba141d3b77b8c7cb61b3%40%3Cdev.tomcat.apache.org%3E, https://lists.apache.org/thread.html/845312a10aabbe2c499fca94003881d2c79fc993d85f34c1f5c77424%40%3Cdev.tomcat.apache.org%3E, https://lists.apache.org/thread.html/88855876c33f2f9c532ffb75bfee570ccf0b17ffa77493745af9a17a%40%3Cdev.tomcat.apache.org%3E, https://lists.apache.org/thread.html/b5e3f51d28cd5d9b1809f56594f2cf63dcd6a90429e16ea9f83bbedc%40%3Cdev.tomcat.apache.org%3E, https://lists.apache.org/thread.html/e85e83e9954f169bbb77b44baae5a33d8de878df557bb32b7f793661%40%3Cdev.tomcat.apache.org%3E, https://lists.apache.org/thread.html/eb6efa8d59c45a7a9eff94c4b925467d3b3fec8ba7697f3daa314b04%40%3Cdev.tomcat.apache.org%3E, https://lists.apache.org/thread.html/r3bbb800a816d0a51eccc5a228c58736960a9fffafa581a225834d97d%40%3Cdev.tomcat.apache.org%3E, https://lists.apache.org/thread.html/r48c1444845fe15a823e1374674bfc297d5008a5453788099ea14caf0%40%3Cdev.tomcat.apache.org%3E, https://lists.apache.org/thread.html/r6ccee4e849bc77df0840c7f853f6bd09d426f6741247da2b7429d5d9%40%3Cdev.tomcat.apache.org%3E, https://lists.apache.org/thread.html/r9136ff5b13e4f1941360b5a309efee2c114a14855578c3a2cbe5d19c%40%3Cdev.tomcat.apache.org%3E, https://lists.apache.org/thread.html/raba0fabaf4d56d4325ab2aca8814f0b30a237ab83d8106b115ee279a%40%3Cdev.tomcat.apache.org%3E, https://support.f5.com/csp/article/K73008537?utm_source=f5support&amp%3Butm_medium=RSS, https://www.oracle.com/security-alerts/cpuapr2020.html, http://mail-archives.us.apache.org/mod_mbox/www-announce/201807.mbox/%3C20180722090435.GA60759%40minotaur.apache.org%3E, http://www.securityfocus.com/bid/104898, http://www.securitytracker.com/id/1041375, https://access.redhat.com/errata/RHEA-2018:2188, https://access.redhat.com/errata/RHEA-2018:2189, https://access.redhat.com/errata/RHSA-2018:2700, https://access.redhat.com/errata/RHSA-2018:2701, https://access.redhat.com/errata/RHSA-2018:2740, https://access.redhat.com/errata/RHSA-2018:2741, https://access.redhat.com/errata/RHSA-2018:2742, https://access.redhat.com/errata/RHSA-2018:2743, https://access.redhat.com/errata/RHSA-2018:2921, https://access.redhat.com/errata/RHSA-2018:2930, https://access.redhat.com/errata/RHSA-2018:2939, https://access.redhat.com/errata/RHSA-2018:2945, https://access.redhat.com/errata/RHSA-2018:3768, https://lists.debian.org/debian-lts-announce/2018/09/msg00001.html, https://security.netapp.com/advisory/ntap-20180817-0001/, https://usn.ubuntu.com/3723-1/, https://www.debian.org/security/2018/dsa-4281

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 5e096bfd5a387f057766dc6b5217feae75b08331
    Fixed -None

    Affected versions

    9.0.0-milestone10
    9.0.0-milestone11
    9.0.0-milestone12
    9.0.0-milestone13
    9.0.0-milestone14
    9.0.0-milestone15
    9.0.0-milestone16
    9.0.0-milestone17
    9.0.0-milestone18
    9.0.0-milestone19
    9.0.0-milestone20
    9.0.0-milestone21
    9.0.0-milestone22
    9.0.0-milestone23
    9.0.0-milestone24
    9.0.0-milestone25
    9.0.0-milestone26
    9.0.0-milestone27
    9.0.0-milestone9

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High