VDB
RHSA-2018%3A2700
RHSA-2018%3A2700
PUBLISHED
CVSS 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 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.
Risk Scores
CVSS 3.0
7.5
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Red Hat | Red Hat JBoss Web Server 3.1 |
Timeline
- Sep 12, 2018 CVE Published
- Apr 30, 2026 Distribution Patch
- Apr 30, 2026 Distribution Patch
- Apr 30, 2026 Security Advisory
- Apr 30, 2026 Security Advisory
- May 14, 2026 CVE Updated
References
- https://access.redhat.com/errata/RHSA-2018:2700 advisory
- https://access.redhat.com/security/updates/classification/#important advisory
- https://access.redhat.com/jbossnetwork/restricted/listSoftware.html?product=webserver&downloadType=securityPatches&version=3.1 advisory
- https://access.redhat.com/documentation/en-us/red_hat_jboss_web_server/3.1/html-single/red_hat_jboss_web_server_3.1_service_pack_5_release_notes/index advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1607591 issue
- https://security.access.redhat.com/data/csaf/v2/advisories/2018/rhsa-2018_2700.json advisory
- https://access.redhat.com/security/cve/CVE-2018-1336 advisory
- https://www.cve.org/CVERecord?id=CVE-2018-1336 advisory
- https://nvd.nist.gov/vuln/detail/CVE-2018-1336 advisory