CVE-2018-14632
First published: Thu Sep 06 2018(Updated: )
A out of bound write can occur when patching a Openshift object using the 'oc patch' functionality in OpenShift Container Platform 3.6 and earlier. An attacker can use this flaw to cause a denial of service attack on the Openshift master api service which provides cluster management.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/atomic-openshift | <0:3.10.66-1.git.0.91d1e89.el7 | 0:3.10.66-1.git.0.91d1e89.el7 |
| redhat/atomic-openshift | <0:3.11.16-1.git.0.b48b8f8.el7 | 0:3.11.16-1.git.0.b48b8f8.el7 |
| redhat/atomic-openshift | <0:3.6.173.0.130-1.git.0.8d78a39.el7 | 0:3.6.173.0.130-1.git.0.8d78a39.el7 |
| redhat/atomic-openshift | <0:3.7.72-1.git.0.925b9cd.el7 | 0:3.7.72-1.git.0.925b9cd.el7 |
| redhat/atomic-openshift | <0:3.9.51-1.git.0.dc3a40b.el7 | 0:3.9.51-1.git.0.dc3a40b.el7 |
| redhat/atomic-openshift | <3.11 | 3.11 |
| redhat openshift container platform | <=3.7 | |
| redhat openshift container platform | =3.9 | |
| redhat openshift container platform | =3.10 | |
| redhat openshift container platform | =3.11 | |
| Python JSON Patch |
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Reference Links
- https://access.redhat.com/errata/RHBA-2018:2652
- https://access.redhat.com/errata/RHSA-2018:2654
- https://access.redhat.com/errata/RHSA-2018:2709
- https://access.redhat.com/errata/RHSA-2018:2906
- https://access.redhat.com/errata/RHSA-2018:2908
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14632
- https://github.com/evanphx/json-patch/commit/4c9aadca8f89e349c999f04e28199e96e81aba03#diff-65c563bba473be9d94ce4d033f74810e
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1625885#c1
- https://access.redhat.com/security/cve/cve-2018-14632
- https://bugzilla.redhat.com/show_bug.cgi?id=1625885
- https://www.cve.org/CVERecord?id=CVE-2018-14632 https://nvd.nist.gov/vuln/detail/CVE-2018-14632
Parent vulnerabilities
(Appears in the following advisories)
Frequently Asked Questions
What is the severity of CVE-2018-14632?
CVE-2018-14632 is classified as a medium severity vulnerability that can lead to denial of service.
How do I fix CVE-2018-14632?
To mitigate CVE-2018-14632, upgrade to atomic-openshift versions 3.6.173.0.130-1.git.0.8d78a39.el7, 3.7.72-1.git.0.925b9cd.el7, 3.9.51-1.git.0.dc3a40b.el7, or 3.10.0-1.git.0.91d1e89.el7.
What systems are affected by CVE-2018-14632?
CVE-2018-14632 affects OpenShift Container Platform versions 3.6 and earlier.
Can CVE-2018-14632 be exploited remotely?
Yes, an attacker can exploit CVE-2018-14632 remotely to cause a denial of service.
What is the nature of the vulnerability in CVE-2018-14632?
CVE-2018-14632 is an out-of-bounds write vulnerability during the patching of OpenShift objects.
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