Red Hat update for tomcat

Published: 2018-10-03 | Updated: 2018-10-08
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2018-8037
Exploitation vector Network
Public exploit N/A
Vulnerable software
Red Hat Enterprise Linux for x86_64
Operating systems & Components / Operating system

Vendor Red Hat Inc.

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Information disclosure

EUVDB-ID: #VU13993

Risk: Low


CVE-ID: CVE-2018-8037

CWE-ID: CWE-200 - Information Exposure

Exploit availability: No


The vulnerability allows a remote attacker to obtain potentially sensitive information on the target system.

The vulnerability exists due to improper handling of connection closures by the non-blocking I/O (NIO) and NIO2 connectors. A remote unauthenticated attacker can send a specially crafted request that submits malicious input, trigger bug in the tracking of connection closures, reuse user sessions in a new connection and access arbitrary data.


Install update from vendor's website.

Vulnerable software versions

Red Hat Enterprise Linux for x86_64: 6 - 7.0

CPE2.3 External links

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?