Home/CVE/An out of bound write can occur when patching an Openshift object using the 'oc patch' functionality in OpenShift Contai
CVE

CVE-2018-14632

An out of bound write can occur when patching an Openshift object using the 'oc patch' functionality in OpenShift Contai

An out of bound write can occur when patching an Openshift object using the 'oc patch' functionality in OpenShift Container Platform before 3.7. An attacker can use this flaw to cause a denial of service attack on the Openshift master api service which provides cluster management.

HIGH · CVSS 7.7 EPSS 0.0051
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-787Out-of-bounds Write
CWE-787Out-of-bounds Write
▤

Affected Products & Versions

3
redhat openshift container platform<= 3.7
redhat openshift container platformall versions
starcounter-jack json-patchall versions
▤

Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
Go github.com/evanphx/json-patch HIGH fixed in 0.5.2
▣

Scoring & Timeline

7.7
HIGH · CVSS v3.1 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD06 Sep 2018 · 02:29 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
⚑

Vendor Advisories

5
rhsaRHSA-2018:2908Critical
rhsaRHSA-2018:2906Critical
rhsaRHSA-2018:2709Important
rhsaRHBA-2018:2652Important
rhsaRHSA-2018:2654Important
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14632Issue TrackingPatchVendor Advisory
https://github.com/evanphx/json-patch/commit/4c9aadca8f89e349c999f04e28199e96e81aba03#diff-65c563bba473be9d94ce4d033f74810ePatchThird Party Advisory
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