Attacker Value
Unknown
(0 users assessed)
Exploitability
Unknown
(0 users assessed)
User Interaction
None
Privileges Required
None
Attack Vector
Network
0

CVE-2018-1336

Disclosure Date: August 02, 2018
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

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.

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CVSS V3 Severity and Metrics
Base Score:
7.5 High
Impact Score:
3.6
Exploitability Score:
3.9
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
None
Integrity (I):
None
Availability (A):
High

General Information

Vendors

  • apache,
  • canonical,
  • debian,
  • redhat

Products

  • debian linux 8.0,
  • debian linux 9.0,
  • enterprise linux desktop 7.0,
  • enterprise linux server 7.0,
  • enterprise linux workstation 7.0,
  • jboss enterprise application platform 6.0.0,
  • jboss enterprise application platform 6.4.0,
  • jboss enterprise web server 3.0.0,
  • jboss enterprise web server 5.0.0,
  • tomcat,
  • tomcat 8.0.0,
  • tomcat 9.0.0,
  • ubuntu linux 14.04,
  • ubuntu linux 16.04

References

Advisory

Additional Info

Technical Analysis