CVE-2020-29577

The official znc docker images before 1.7.1-slim contain a blank password for a root user. Systems using the znc docker container deployed by affected versions of the Docker image may allow an remote attacker to achieve root access with a blank password.

CVSS v3 9.8 CRITICAL
CVSS v2.0 10.0 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

10.0^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:C/I:C/A:C

Exploitability : 10.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://github.com/koharin/koharin2/blob/main/CVE-2020-29577	Third Party Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:znc:znc_docker_image:1.6:::::::*
	cpe:2.3:a:znc:znc_docker_image:1.6-slim:::::::*
	cpe:2.3:a:znc:znc_docker_image:1.6.4:::::::*
	cpe:2.3:a:znc:znc_docker_image:1.6.4-slim:::::::*
	cpe:2.3:a:znc:znc_docker_image:1.6.5:::::::*
	cpe:2.3:a:znc:znc_docker_image:1.6.5-slim:::::::*
	cpe:2.3:a:znc:znc_docker_image:1.6.6:::::::*
	cpe:2.3:a:znc:znc_docker_image:1.6.6-slim:::::::*
	cpe:2.3:a:znc:znc_docker_image:1.7.0:::::::*
	cpe:2.3:a:znc:znc_docker_image:1.7.0-slim:::::::*
	cpe:2.3:a:znc:znc_docker_image:1.7.1-slim:::::::*

History

No history.

Information

Published : 2020-12-08 16:15

Updated : 2020-12-22 14:34

NVD link : CVE-2020-29577

Mitre link : CVE-2020-29577

CVE.ORG link : CVE-2020-29577

JSON object : View

Products Affected

znc

znc_docker_image

CWE

NVD-CWE-Other

{"id": "CVE-2020-29577", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 10.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C", "authentication": "NONE", "integrityImpact": "COMPLETE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "acInsufInfo": false, "impactScore": 10.0, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}]}, "published": "2020-12-08T16:15:12.073", "references": [{"url": "https://github.com/koharin/koharin2/blob/main/CVE-2020-29577", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-Other"}]}], "descriptions": [{"lang": "en", "value": "The official znc docker images before 1.7.1-slim contain a blank password for a root user. Systems using the znc docker container deployed by affected versions of the Docker image may allow an remote attacker to achieve root access with a blank password."}, {"lang": "es", "value": "Las im\u00e1genes oficiales de docker znc versiones anteriores a 1.7.1-slim, contienen una contrase\u00f1a en blanco para un usuario root. Los sistemas que utilizan el contenedor de docker znc implementado por las versiones afectadas de la imagen de Docker pueden permitir a un atacante remoto conseguir acceso root con una contrase\u00f1a en blanco"}], "lastModified": "2020-12-22T14:34:01.043", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:znc:znc_docker_image:1.6:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1A1945D1-0115-478D-BBFC-4A722F050DCA"}, {"criteria": "cpe:2.3:a:znc:znc_docker_image:1.6-slim:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "67A35B1A-8165-4F25-9FDA-BE6BDE0B7404"}, {"criteria": "cpe:2.3:a:znc:znc_docker_image:1.6.4:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "76FC3E36-1A7A-4132-BECE-4B2C9ED1DB06"}, {"criteria": "cpe:2.3:a:znc:znc_docker_image:1.6.4-slim:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "05D374CD-4D1A-4BFF-A8E4-05C9529337E0"}, {"criteria": "cpe:2.3:a:znc:znc_docker_image:1.6.5:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8CE5280A-F423-4562-8470-A3C99FA3BB3E"}, {"criteria": "cpe:2.3:a:znc:znc_docker_image:1.6.5-slim:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "BD2C8218-2083-45D2-98BE-12B80AB742D1"}, {"criteria": "cpe:2.3:a:znc:znc_docker_image:1.6.6:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "466E78FD-8E21-4D8C-95A3-036C1C2BCF81"}, {"criteria": "cpe:2.3:a:znc:znc_docker_image:1.6.6-slim:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4554C859-6154-4C9C-B9E5-7361170A316E"}, {"criteria": "cpe:2.3:a:znc:znc_docker_image:1.7.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "AB8623E7-4FCE-4A86-9E86-60FBA77E1790"}, {"criteria": "cpe:2.3:a:znc:znc_docker_image:1.7.0-slim:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A214B828-E05E-464B-AAA1-4D21E4DB7D6F"}, {"criteria": "cpe:2.3:a:znc:znc_docker_image:1.7.1-slim:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "342817E4-F6B6-465C-AD79-35FD0537D2C5"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}