CVE-2021-20199

Rootless containers run with Podman, receive all traffic with a source IP address of 127.0.0.1 (including from remote hosts). This impacts containerized applications that trust localhost (127.0.01) connections by default and do not require authentication. This issue affects Podman 1.8.0 onwards.

CVSS v3 5.9 MEDIUM
CVSS v2.0 4.3 MEDIUM

5.9^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.2 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

4.3^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:N/I:P/A:N

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://bugzilla.redhat.com/show_bug.cgi?id=1919050	Issue Tracking Third Party Advisory
https://github.com/containers/podman/issues/5138	Exploit Third Party Advisory
https://github.com/containers/podman/pull/9052	Patch Third Party Advisory
https://github.com/rootless-containers/rootlesskit/pull/206	Patch Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:podman_project:podman:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2021-02-02 19:15

Updated : 2024-02-04 21:23

NVD link : CVE-2021-20199

Mitre link : CVE-2021-20199

CVE.ORG link : CVE-2021-20199

JSON object : View

Products Affected

podman_project

podman

CWE

CWE-346

Origin Validation Error

{"id": "CVE-2021-20199", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "NONE", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.9, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.2}]}, "published": "2021-02-02T19:15:14.000", "references": [{"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1919050", "tags": ["Issue Tracking", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://github.com/containers/podman/issues/5138", "tags": ["Exploit", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://github.com/containers/podman/pull/9052", "tags": ["Patch", "Third Party Advisory"], "source": "secalert@redhat.com"}, {"url": "https://github.com/rootless-containers/rootlesskit/pull/206", "tags": ["Patch", "Third Party Advisory"], "source": "secalert@redhat.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "secalert@redhat.com", "description": [{"lang": "en", "value": "CWE-346"}]}], "descriptions": [{"lang": "en", "value": "Rootless containers run with Podman, receive all traffic with a source IP address of 127.0.0.1 (including from remote hosts). This impacts containerized applications that trust localhost (127.0.01) connections by default and do not require authentication. This issue affects Podman 1.8.0 onwards."}, {"lang": "es", "value": "Los contenedores Rootless se ejecutan con Podman, reciben todo el tr\u00e1fico con una direcci\u00f3n IP de origen 127.0.0.1 (incluyendo desde hosts remotos). Esto afecta a las aplicaciones en contenedores que conf\u00edan en las conexiones localhost (127.0.01) por defecto y no requieren autenticaci\u00f3n. Este problema afecta a Podman versi\u00f3n 1.8.0 en adelante"}], "lastModified": "2021-02-26T03:32:59.773", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:podman_project:podman:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "3720247B-439B-4853-9312-87AFBB4B763D", "versionEndExcluding": "3.0.0", "versionStartIncluding": "1.8.0"}], "operator": "OR"}]}], "sourceIdentifier": "secalert@redhat.com"}