CVE-2017-11499
It was found that Node.js was using a non-randomized seed when populating hash tables. An attacker, able to supply a large number of inputs, could send specially crafted entries to the Node.js application, maximizing hash collisions to trigger an excessive amount of CPU usage, resulting in a denial of service.
Find out more about CVE-2017-11499 from the MITRE CVE dictionary dictionary and NIST NVD.
CVSS v3 metrics
| CVSS3 Base Score | 7.5 |
|---|---|
| CVSS3 Base Metrics | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| Attack Vector | Network |
| Attack Complexity | Low |
| Privileges Required | None |
| User Interaction | None |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity Impact | None |
| Availability Impact | High |
Red Hat Security Errata
| Platform | Errata | Release Date |
|---|---|---|
| Red Hat Software Collections for Red Hat Enterprise Linux 6 (rh-nodejs6-nodejs) | RHSA-2017:2908 | 2017-10-18 |
| Red Hat Software Collections for Red Hat Enterprise Linux 7 (rh-nodejs6-nodejs) | RHSA-2017:2908 | 2017-10-18 |
| Red Hat Software Collections for Red Hat Enterprise Linux 6 (rh-nodejs4-nodejs) | RHSA-2017:3002 | 2017-10-23 |
| Red Hat Software Collections for Red Hat Enterprise Linux 7 (rh-nodejs4-nodejs) | RHSA-2017:3002 | 2017-10-23 |
Affected Packages State
| Platform | Package | State |
|---|---|---|
| Red Hat Software Collections for Red Hat Enterprise Linux | rh-nodejs8-nodejs | Not affected |
| Red Hat Software Collections for Red Hat Enterprise Linux | nodejs010-nodejs | Will not fix |
| Red Hat OpenStack Platform Operational Tools 9 | nodejs | Will not fix |
| Red Hat OpenShift Enterprise 3 | nodejs | Not affected |
| Red Hat OpenShift Enterprise 2 | nodejs010-nodejs | Will not fix |
| Red Hat Enterprise Linux OpenStack Platform 7.0 Operational Tools for RHEL 7 | nodejs | Will not fix |