CVE-2021-33634 - Vulnerability Details - OpenCVE

Description

iSulad uses the lcr+lxc runtime (default) to run malicious images, which can cause DOS.

Published: 2023-10-29

Score: 6.3 Medium

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

No analysis available yet.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

openEuler

lcr

unaffected

Version	Status	Constraints
`0`	affected	≤ 2.0.9-6,2.1.2-3

Configuration 1 [-]

OR	cpe:2.3:a:openeuler:icr::::::::
	cpe:2.3:a:openeuler:icr::::::::

No data.

No data available yet.

Remediation

No remediation available yet.

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2021-20311	iSulad uses the lcr+lxc runtime (default) to run malicious images, which can cause DOS.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required None

Scope Changed

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00033.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://gitee.com/src-openeuler/lcr/pulls/251/files
https://gitee.com/src-openeuler/lcr/pulls/257/files
https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2023-1692

History

No history.

Subscriptions

Openeuler Icr

MITRE

Status: PUBLISHED

Assigner: openEuler

Published: 2023-10-29T07:51:49.342Z

Updated: 2024-09-09T14:22:28.992Z

Reserved: 2021-05-28T14:26:05.941Z

Link: CVE-2021-33634

Vulnrichment

Updated: 2024-08-03T23:58:21.560Z

NVD

Status : Modified

Published: 2023-10-29T08:15:20.567

Modified: 2024-11-21T06:09:14.573

Link: CVE-2021-33634

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2021-33634", "assignerOrgId": "7e1ac599-2767-43fa-b3ea-f10178cc98f2", "state": "PUBLISHED", "assignerShortName": "openEuler", "dateReserved": "2021-05-28T14:26:05.941Z", "datePublished": "2023-10-29T07:51:49.342Z", "dateUpdated": "2024-09-09T14:22:28.992Z"}, "containers": {"cna": {"affected": [{"collectionURL": "https://gitee.com/src-openeuler", "defaultStatus": "unaffected", "modules": ["runtime"], "packageName": "lcr", "platforms": ["Linux"], "product": "lcr", "programFiles": ["https://gitee.com/openeuler/lcr/blob/master/src/runtime/lcrcontainer.c"], "repo": "https://gitee.com/src-openeuler/lcr", "vendor": "openEuler", "versions": [{"changes": [{"at": "0012-265-set-env-to-avoid-invoke-lxc-binary-directly.patch", "status": "unaffected"}, {"at": "0008-266-set-env-to-avoid-invoke-lxc-binary-directly.patch", "status": "unaffected"}], "lessThanOrEqual": "2.0.9-6,2.1.2-3", "status": "affected", "version": "0", "versionType": "patch"}]}], "credits": [{"lang": "en", "type": "finder", "user": "00000000-0000-4000-9000-000000000000", "value": "panwenjie2@huawei.com"}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "iSulad uses the lcr+lxc runtime (default) to run malicious images, which can cause DOS.\n\n"}], "value": "iSulad uses the lcr+lxc runtime (default) to run malicious images, which can cause DOS.\n\n"}], "impacts": [{"capecId": "CAPEC-469", "descriptions": [{"lang": "en", "value": "CAPEC-469 HTTP DoS"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 6.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:N/A:H", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-665", "description": "CWE-665 Improper Initialization", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "7e1ac599-2767-43fa-b3ea-f10178cc98f2", "shortName": "openEuler", "dateUpdated": "2023-10-29T07:51:49.342Z"}, "references": [{"url": "https://gitee.com/src-openeuler/lcr/pulls/251/files"}, {"url": "https://gitee.com/src-openeuler/lcr/pulls/257/files"}, {"url": "https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2023-1692"}], "source": {"discovery": "UNKNOWN"}, "title": "Malicious image running containers may cause DoS attacks", "x_generator": {"engine": "Vulnogram 0.1.0-dev"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T23:58:21.560Z"}, "title": "CVE Program Container", "references": [{"url": "https://gitee.com/src-openeuler/lcr/pulls/251/files", "tags": ["x_transferred"]}, {"url": "https://gitee.com/src-openeuler/lcr/pulls/257/files", "tags": ["x_transferred"]}, {"url": "https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2023-1692", "tags": ["x_transferred"]}]}, {"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2024-09-09T14:22:10.912559Z", "id": "CVE-2021-33634", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-09-09T14:22:28.992Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://gitee.com/src-openeuler/lcr/pulls/251/files", "tags": ["x_transferred"]}, {"url": "https://gitee.com/src-openeuler/lcr/pulls/257/files", "tags": ["x_transferred"]}, {"url": "https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2023-1692", "tags": ["x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T23:58:21.560Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2021-33634", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-09-09T14:22:10.912559Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-09-09T14:22:18.361Z"}}], "cna": {"title": "Malicious image running containers may cause DoS attacks", "source": {"discovery": "UNKNOWN"}, "credits": [{"lang": "en", "type": "finder", "user": "00000000-0000-4000-9000-000000000000", "value": "panwenjie2@huawei.com"}], "impacts": [{"capecId": "CAPEC-469", "descriptions": [{"lang": "en", "value": "CAPEC-469 HTTP DoS"}]}], "metrics": [{"format": "CVSS", "cvssV3_1": {"scope": "CHANGED", "version": "3.1", "baseScore": 6.3, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "affected": [{"repo": "https://gitee.com/src-openeuler/lcr", "vendor": "openEuler", "modules": ["runtime"], "product": "lcr", "versions": [{"status": "affected", "changes": [{"at": "0012-265-set-env-to-avoid-invoke-lxc-binary-directly.patch", "status": "unaffected"}, {"at": "0008-266-set-env-to-avoid-invoke-lxc-binary-directly.patch", "status": "unaffected"}], "version": "0", "versionType": "patch", "lessThanOrEqual": "2.0.9-6,2.1.2-3"}], "platforms": ["Linux"], "packageName": "lcr", "programFiles": ["https://gitee.com/openeuler/lcr/blob/master/src/runtime/lcrcontainer.c"], "collectionURL": "https://gitee.com/src-openeuler", "defaultStatus": "unaffected"}], "references": [{"url": "https://gitee.com/src-openeuler/lcr/pulls/251/files"}, {"url": "https://gitee.com/src-openeuler/lcr/pulls/257/files"}, {"url": "https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2023-1692"}], "x_generator": {"engine": "Vulnogram 0.1.0-dev"}, "descriptions": [{"lang": "en", "value": "iSulad uses the lcr+lxc runtime (default) to run malicious images, which can cause DOS.\n\n", "supportingMedia": [{"type": "text/html", "value": "iSulad uses the lcr+lxc runtime (default) to run malicious images, which can cause DOS.\n\n", "base64": false}]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-665", "description": "CWE-665 Improper Initialization"}]}], "providerMetadata": {"orgId": "7e1ac599-2767-43fa-b3ea-f10178cc98f2", "shortName": "openEuler", "dateUpdated": "2023-10-29T07:51:49.342Z"}}}, "cveMetadata": {"cveId": "CVE-2021-33634", "state": "PUBLISHED", "dateUpdated": "2024-09-09T14:22:28.992Z", "dateReserved": "2021-05-28T14:26:05.941Z", "assignerOrgId": "7e1ac599-2767-43fa-b3ea-f10178cc98f2", "datePublished": "2023-10-29T07:51:49.342Z", "assignerShortName": "openEuler"}, "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:openeuler:icr:*:*:*:*:*:*:*:*", "matchCriteriaId": "2E96C06C-47CA-4E04-B627-5B50BF6EA323", "versionEndExcluding": "2.0.9-6", "vulnerable": true}, {"criteria": "cpe:2.3:a:openeuler:icr:*:*:*:*:*:*:*:*", "matchCriteriaId": "8AC37313-A13B-4BD1-BFBB-50753C3D3240", "versionEndExcluding": "2.1.2-3", "versionStartIncluding": "2.1.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "iSulad uses the lcr+lxc runtime (default) to run malicious images, which can cause DOS.\n\n"}, {"lang": "es", "value": "iSulad utiliza el tiempo de ejecuci\u00f3n lcr+lxc (predeterminado) para ejecutar im\u00e1genes maliciosas, lo que puede provocar DOS."}], "id": "CVE-2021-33634", "lastModified": "2024-11-21T06:09:14.573", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 6.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 4.0, "source": "securities@openeuler.org", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2023-10-29T08:15:20.567", "references": [{"source": "securities@openeuler.org", "tags": ["Patch"], "url": "https://gitee.com/src-openeuler/lcr/pulls/251/files"}, {"source": "securities@openeuler.org", "tags": ["Patch"], "url": "https://gitee.com/src-openeuler/lcr/pulls/257/files"}, {"source": "securities@openeuler.org", "tags": ["Vendor Advisory"], "url": "https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2023-1692"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://gitee.com/src-openeuler/lcr/pulls/251/files"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://gitee.com/src-openeuler/lcr/pulls/257/files"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2023-1692"}], "sourceIdentifier": "securities@openeuler.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-665"}], "source": "securities@openeuler.org", "type": "Secondary"}, {"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}