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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apache | Tomcat | >= 7.0.28, <= 7.0.86 |
| Redhat | Jboss Enterprise Application Platform | 6.0.0 |
| Canonical | Ubuntu Linux | 14.04 |
| Debian | Debian Linux | 8.0 |
| Redhat | Jboss Enterprise Web Server | 3.0.0 |
| Redhat | Enterprise Linux | 6.0 |
| Redhat | Enterprise Linux Desktop | 7.0 |
| Redhat | Enterprise Linux Server | 7.0 |
| Redhat | Enterprise Linux Workstation | 7.0 |
Related Weaknesses (CWE)
References
- http://mail-archives.us.apache.org/mod_mbox/www-announce/201807.mbox/%3C20180722Mailing ListVendor Advisory
- http://www.securityfocus.com/bid/104898Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1041375Third Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHEA-2018:2188Third Party Advisory
- https://access.redhat.com/errata/RHEA-2018:2189Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:2700Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:2701Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:2740Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:2741Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:2742Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:2743Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:2921Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:2930Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:2939Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:2945Third Party Advisory
FAQ
What is CVE-2018-1336?
CVE-2018-1336 is a vulnerability with a CVSS score of 7.5 (HIGH). 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...
How severe is CVE-2018-1336?
CVE-2018-1336 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-1336?
Check the references section above for vendor advisories and patch information. Affected products include: Apache Tomcat, Redhat Jboss Enterprise Application Platform, Canonical Ubuntu Linux, Debian Debian Linux, Redhat Jboss Enterprise Web Server.