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CVE-2016-4970
handler/ssl/OpenSslEngine.java in Netty 4.0.x before 4.0.37.Final and 4.1.x before 4.1.1.Final allows remote attackers to cause a denial…
High7.5EPSS 11.3%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
handler/ssl/OpenSslEngine.java in Netty 4.0.x before 4.0.37.Final and 4.1.x before 4.1.1.Final allows remote attackers to cause a denial of service (infinite loop).
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 11.3% · top 4.0% of all CVEs (3 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
Affected products
n/a
- affected n/a
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- Mavenio.netty:netty-handlerGHSA-rv63-gqm8-9w8q (opens in a new tab)
References (9)
- RHSA-2017:0179 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2017:1097 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- http://netty.io/news/2016/06/07/4-1-1-Final.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- 96540 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- https://github.com/netty/netty/pull/5364 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://wiki.opendaylight.org/view/Security_Advisories (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://netty.io/news/2016/06/07/4-0-37-Final.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=1343616 (opens in a new tab)x_refsource_CONFIRMx_transferred
- [cassandra-commits] 20191112 [jira] [Created] (CASSANDRA-15412) Security vulnerability CVE-2016-4970 for Netty (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-rv63-gqm8-9w8q (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2016-4970)Record last updated .