CVE-2017-2670

It was found in Undertow before 1.3.28 that with non-clean TCP close, the Websocket server gets into infinite loop on every IO thread, effectively causing DoS.

Published: Jul 27, 2018
Updated: May 9, 2024
CVE: CVE-2017-2670
GHSA: GHSA-3x7h-5hfr-hvjm
Severity: High
Exploit:

CVSS v3:

Severity: High
Score: 7.5
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS v2:

Severity: Medium
Score: 5
AV:N/AC:L/Au:N/C:N/I:N/A:P

CWEs:

CWE-835

Affected Software
References

Software	From	Fixed in
redhat / undertow	-	1.3.28
debian / debian_linux	9.0	9.0.x
redhat / jboss_enterprise_application_platform	6.0.0	6.0.0.x
redhat / jboss_enterprise_application_platform	7.0.0	7.0.0.x
redhat / jboss_enterprise_application_platform	7.1.0	7.1.0.x
io.undertow / undertow-core	-	1.3.28

http://rhn.redhat.com/errata/RHSA-2017-1409.html
http://www.securityfocus.com/bid/98965
https://access.redhat.com/errata/RHSA-2017:1410
https://access.redhat.com/errata/RHSA-2017:1411
https://access.redhat.com/errata/RHSA-2017:1412
https://access.redhat.com/errata/RHSA-2017:3454
https://access.redhat.com/errata/RHSA-2017:3455
https://access.redhat.com/errata/RHSA-2017:3456
https://access.redhat.com/errata/RHSA-2017:3458
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2670
https://www.debian.org/security/2017/dsa-3906

Vulnerability Database

CVE-2017-2670

Deep Security Visibility Without the Complexity