CVE-2023-2727

Users may be able to launch containers using images that are restricted by ImagePolicyWebhook when using ephemeral containers. Kubernetes clusters are only affected if the ImagePolicyWebhook admission plugin is used together with ephemeral containers.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.2 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
http://www.openwall.com/lists/oss-security/2023/07/06/2	Mailing List Third Party Advisory
https://github.com/kubernetes/kubernetes/issues/118640	Issue Tracking
https://groups.google.com/g/kubernetes-security-announce/c/vPWYJ_L84m8	Mailing List
https://security.netapp.com/advisory/ntap-20230803-0004/

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:kubernetes:kubernetes::::::::
	cpe:2.3:a:kubernetes:kubernetes::::::::
	cpe:2.3:a:kubernetes:kubernetes::::::::
	cpe:2.3:a:kubernetes:kubernetes::::::::

History

12 Jul 2023, 19:12

Type	Values Removed	Values Added
CPE		cpe:2.3:a:kubernetes:kubernetes::::::::
CWE		NVD-CWE-noinfo
References	~~(MISC) http://www.openwall.com/lists/oss-security/2023/07/06/2 -~~	(MISC) http://www.openwall.com/lists/oss-security/2023/07/06/2 - Mailing List, Third Party Advisory
References	~~(MISC) https://github.com/kubernetes/kubernetes/issues/118640 -~~	(MISC) https://github.com/kubernetes/kubernetes/issues/118640 - Issue Tracking
References	~~(MISC) https://groups.google.com/g/kubernetes-security-announce/c/vPWYJ_L84m8 -~~	(MISC) https://groups.google.com/g/kubernetes-security-announce/c/vPWYJ_L84m8 - Mailing List
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 6.5

07 Jul 2023, 00:15

Type	Values Removed	Values Added
References		(MISC) http://www.openwall.com/lists/oss-security/2023/07/06/2 -

03 Jul 2023, 21:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2023-07-03 21:15

Updated : 2024-02-04 23:37

NVD link : CVE-2023-2727

Mitre link : CVE-2023-2727

CVE.ORG link : CVE-2023-2727

JSON object : View

Products Affected

kubernetes

kubernetes

CWE

NVD-CWE-noinfo CWE-20

Improper Input Validation

{"id": "CVE-2023-2727", "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "HIGH", "confidentialityImpact": "HIGH"}, "impactScore": 5.2, "exploitabilityScore": 1.2}, {"type": "Secondary", "source": "jordan@liggitt.net", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "HIGH", "confidentialityImpact": "HIGH"}, "impactScore": 5.2, "exploitabilityScore": 1.2}]}, "published": "2023-07-03T21:15:09.480", "references": [{"url": "http://www.openwall.com/lists/oss-security/2023/07/06/2", "tags": ["Mailing List", "Third Party Advisory"], "source": "jordan@liggitt.net"}, {"url": "https://github.com/kubernetes/kubernetes/issues/118640", "tags": ["Issue Tracking"], "source": "jordan@liggitt.net"}, {"url": "https://groups.google.com/g/kubernetes-security-announce/c/vPWYJ_L84m8", "tags": ["Mailing List"], "source": "jordan@liggitt.net"}, {"url": "https://security.netapp.com/advisory/ntap-20230803-0004/", "source": "jordan@liggitt.net"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}, {"type": "Secondary", "source": "jordan@liggitt.net", "description": [{"lang": "en", "value": "CWE-20"}]}], "descriptions": [{"lang": "en", "value": "Users may be able to launch containers using images that are restricted by ImagePolicyWebhook when using ephemeral containers. Kubernetes clusters are only affected if the ImagePolicyWebhook admission plugin is used together with ephemeral containers.\n\n"}], "lastModified": "2023-08-03T15:15:20.513", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "44D47082-4E70-4CBE-B52B-B2A83903F17B", "versionEndIncluding": "1.24.14"}, {"criteria": "cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9CB1E96C-4CC8-4BE3-9BC6-2AE760B8AD3F", "versionEndIncluding": "1.25.10", "versionStartIncluding": "1.25.0"}, {"criteria": "cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2EFB3393-262F-4179-B397-A08519AD6BE3", "versionEndIncluding": "1.26.5", "versionStartIncluding": "1.26.0"}, {"criteria": "cpe:2.3:a:kubernetes:kubernetes:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0B26D20B-7A52-4957-8D0A-9D65572B764C", "versionEndIncluding": "1.27.2", "versionStartIncluding": "1.27.0"}], "operator": "OR"}]}], "sourceIdentifier": "jordan@liggitt.net"}