CVE-2017-2670
High
Description
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.
SeverityHigh
CVSS7.5
Exploit probability—
Product
Redhat Undertow
PublishedJul 27, 2018
First seenJul 27, 2018
Weakness typeCWE-835CWE-835
How to fix
Update
- redhat undertow1.3.28 or later
- io.undertow:undertow-core1.3.28 or later
Vendor advisories
- access.redhat.com/errata/RHSA-2017:1411
- debian.org/security/2017/dsa-3906
- access.redhat.com/errata/RHSA-2017:3458
- access.redhat.com/errata/RHSA-2017:1410
- access.redhat.com/errata/RHSA-2017:1412
- access.redhat.com/errata/RHSA-2017:3455
- access.redhat.com/errata/RHSA-2017:3456
- access.redhat.com/errata/RHSA-2017:3454
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| redhat undertow | v < 1.3.28 | 1.3.28 |
| debian debian_linux | 9.0 | — |
| redhat jboss_enterprise_application_platform | 6.0.0, 7.0.0, 7.1.0 | — |
| io.undertow:undertow-coreMaven | v < 1.3.28 | 1.3.28 |
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