CVE-2018-1336

Aliases:GHSA-m59c-jpc8-m2x4
Advisory lineage Upstream: 0 Downstream: 19
Modified
Published: 02 Aug 2018, 14:00
Last modified:14 Nov 2024, 20:35

Vulnerability Summary

Overall Risk (default)
medium
34/100
CVSS Score
7.5 HIGH
v3.1 (nvd)
EPSS Score
19.43% MEDIUM
19% probability +4.42%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

02 Aug 2018, 14:00
Published
Vulnerability first disclosed
14 Nov 2024, 20:35
Last Modified
Vulnerability information updated

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.

CVSS Metrics

  • v3.1•HIGH•Score: 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • v2.0•MEDIUM•Score: 5AV:N/AC:L/Au:N/C:N/I:N/A:P

EPSS Trends

Current EPSS score: 19.43%• Percentile: 96%

Techniques & Countermeasures

  • CWE-835•Loop with Unreachable Exit Condition ('Infinite Loop')

    The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop.

Affected Systems

  • apache software foundation•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 | 7.0.28 to 7.0.86

  • Unknown•Tomcat

    ≥ 7.0.28, ≤ 7.0.86 | ≥ 8.0.0, ≤ 8.0.51 | ≥ 8.5.0, ≤ 8.5.30 | ≥ 9.0.1, ≤ 9.0.7 | 8.0.0:rc1 | 8.0.0:rc10 | 8.0.0:rc2 | 8.0.0:rc3 | 8.0.0:rc4 | 8.0.0:rc5 | 8.0.0:rc6 | 8.0.0:rc7 | 8.0.0:rc8 | 8.0.0:rc9 | 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

  • canonical•ubuntu_linux

    14.04 | 16.04

  • debian•debian_linux

    8.0 | 9.0

  • org.apache.tomcat.embed•tomcat-embed-core

    ≥ 9.0.0.M9, < 9.0.8 | ≥ 8.5.0, < 8.5.31 | ≥ 8.0.0RC1, < 8.0.51 | ≥ 7.0.28, < 7.0.87

  • redhat•enterprise_linux_desktop

    7.0

  • redhat•enterprise_linux_server

    7.0

  • redhat•enterprise_linux_workstation

    7.0

  • redhat•jboss_enterprise_application_platform

    6.0.0 | 6.4.0

  • redhat•jboss_enterprise_web_server

    3.0.0 | 5.0.0

References (65)