VulnerabilityModified
CVE-2018-1336
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.
HIGH 7.5EPSS 20.6%
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 20.6%, higher than 97% of all known CVEs. Patch or mitigate before the next change window.
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 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 20.60% probability · 97th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-835
- Affected
- apache/tomcat · redhat/jboss enterprise application platform · canonical/ubuntu linux · debian/debian linux · redhat/jboss enterprise web server · redhat/enterprise linux desktop · redhat/enterprise linux server · redhat/enterprise linux workstation
- Source
- security@apache.org
References
- http://mail-archives.us.apache.org/mod_mbox/www-announce/201807.mbox/%3C20180722090435.GA60759%40minotaur.apache.org%3EMailing List, Vendor Advisory
- http://www.securityfocus.com/bid/104898Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1041375Third Party Advisory, VDB 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
- https://access.redhat.com/errata/RHSA-2018:3768Third Party Advisory
- 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
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.