CVE-2021-37866

Session is not invalidated on server-side when user logged out of Boards

View on CVE.org

Published Jan 18, 2022 CVSS 3.1 · 4.7 Medium EPSS < 1% KEV · Not listed

Description

Mattermost Boards plugin v0.10.0 and earlier fails to invalidate a session on the server-side when a user logged out of Boards, which allows an attacker to reuse old session token for authorization.

Affected Products

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

Vendor Product Default status Versions

Mattermost

Mattermost Boards

affected

Version	Status	Constraints
`unspecified`	affected	≤ 0.10.0
`0.9.5`	unaffected	< unspecified
`0.8.4`	unaffected	< unspecified
`0.7.5`	unaffected	< unspecified

Configuration 1 [-]

cpe:2.3:a:mattermost:mattermost_boards:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2021-24344	Mattermost Boards plugin v0.10.0 and earlier fails to invalidate a session on the server-side when a user logged out of Boards, which allows an attacker to reuse old session token for authorization.

Metrics

No CVSS v4.0

Attack Vector Local

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction Required

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact None

Availability Impact None

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.747% probability within 30 days)

Exploitation none

Automatable no

Technical Impact partial

References

Link	Providers
https://mattermost.com/security-updates/
https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-37866

History

Dec 6, 2024 11:15 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Subscriptions

Mattermost Mattermost Boards

Weaknesses

CWE-613

Sources

CVE record Updated: Dec 6, 2024, 11:11 PM

Status: PUBLISHED
Assigner: Mattermost
Published: Jan 18, 2022, 4:52 PM
Updated: Dec 6, 2024, 11:11 PM
Reserved: Aug 2, 2021, 12:00 AM

View source JSON

Vulnrichment Updated: Aug 4, 2024, 1:30 AM

Updated: Aug 4, 2024, 1:30 AM

NVD Updated: Jun 17, 2026, 4:01 AM

Status: Modified
Published: Jan 18, 2022, 5:15 PM
Modified: Jun 17, 2026, 4:01 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

{"containers": {"cna": {"affected": [{"product": "Mattermost Boards", "vendor": "Mattermost", "versions": [{"lessThanOrEqual": "0.10.0", "status": "affected", "version": "unspecified", "versionType": "custom"}, {"lessThan": "unspecified", "status": "unaffected", "version": "0.9.5", "versionType": "custom"}, {"lessThan": "unspecified", "status": "unaffected", "version": "0.8.4", "versionType": "custom"}, {"lessThan": "unspecified", "status": "unaffected", "version": "0.7.5", "versionType": "custom"}]}], "credits": [{"lang": "en", "value": "Hagai Wechsler from WhiteSource"}], "descriptions": [{"lang": "en", "value": "Mattermost Boards plugin v0.10.0 and earlier fails to invalidate a session on the server-side when a user logged out of Boards, which allows an attacker to reuse old session token for authorization."}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 4.7, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-613", "description": "CWE-613 Insufficient Session Expiration", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2022-01-31T15:43:19.000Z", "orgId": "9302f53e-dde5-4bf3-b2f2-a83f91ac0eee", "shortName": "Mattermost"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://mattermost.com/security-updates/"}, {"tags": ["x_refsource_MISC"], "url": "https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-37866"}], "source": {"advisory": "MMSA-2021-0077", "defect": ["https://mattermost.atlassian.net/browse/MM-40419"], "discovery": "EXTERNAL"}, "title": "Session is not invalidated on server-side when user logged out of Boards", "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "responsibledisclosure@mattermost.com", "ID": "CVE-2021-37866", "STATE": "PUBLIC", "TITLE": "Session is not invalidated on server-side when user logged out of Boards"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "Mattermost Boards", "version": {"version_data": [{"version_affected": "<=", "version_value": "0.10.0"}, {"version_affected": "!>=", "version_value": "0.9.5"}, {"version_affected": "!>=", "version_value": "0.8.4"}, {"version_affected": "!>=", "version_value": "0.7.5"}]}}]}, "vendor_name": "Mattermost"}]}}, "credit": [{"lang": "eng", "value": "Hagai Wechsler from WhiteSource"}], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Mattermost Boards plugin v0.10.0 and earlier fails to invalidate a session on the server-side when a user logged out of Boards, which allows an attacker to reuse old session token for authorization."}]}, "generator": {"engine": "Vulnogram 0.0.9"}, "impact": {"cvss": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 4.7, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-613 Insufficient Session Expiration"}]}]}, "references": {"reference_data": [{"name": "https://mattermost.com/security-updates/", "refsource": "MISC", "url": "https://mattermost.com/security-updates/"}, {"name": "https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-37866", "refsource": "MISC", "url": "https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-37866"}]}, "source": {"advisory": "MMSA-2021-0077", "defect": ["https://mattermost.atlassian.net/browse/MM-40419"], "discovery": "EXTERNAL"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T01:30:08.497Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://mattermost.com/security-updates/"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-37866"}]}, {"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2024-12-06T22:53:29.926029Z", "id": "CVE-2021-37866", "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": "2024-12-06T23:11:40.140Z"}}]}, "cveMetadata": {"assignerOrgId": "9302f53e-dde5-4bf3-b2f2-a83f91ac0eee", "assignerShortName": "Mattermost", "cveId": "CVE-2021-37866", "datePublished": "2022-01-18T16:52:16.000Z", "dateReserved": "2021-08-02T00:00:00.000Z", "dateUpdated": "2024-12-06T23:11:40.140Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://mattermost.com/security-updates/", "tags": ["x_refsource_MISC", "x_transferred"]}, {"url": "https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-37866", "tags": ["x_refsource_MISC", "x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T01:30:08.497Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2021-37866", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-12-06T22:53:29.926029Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-12-06T22:53:31.220Z"}}], "cna": {"title": "Session is not invalidated on server-side when user logged out of Boards", "source": {"defect": ["https://mattermost.atlassian.net/browse/MM-40419"], "advisory": "MMSA-2021-0077", "discovery": "EXTERNAL"}, "credits": [{"lang": "en", "value": "Hagai Wechsler from WhiteSource"}], "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.7, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}}], "affected": [{"vendor": "Mattermost", "product": "Mattermost Boards", "versions": [{"status": "affected", "version": "unspecified", "versionType": "custom", "lessThanOrEqual": "0.10.0"}, {"status": "unaffected", "version": "0.9.5", "lessThan": "unspecified", "versionType": "custom"}, {"status": "unaffected", "version": "0.8.4", "lessThan": "unspecified", "versionType": "custom"}, {"status": "unaffected", "version": "0.7.5", "lessThan": "unspecified", "versionType": "custom"}]}], "references": [{"url": "https://mattermost.com/security-updates/", "tags": ["x_refsource_MISC"]}, {"url": "https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-37866", "tags": ["x_refsource_MISC"]}], "x_generator": {"engine": "Vulnogram 0.0.9"}, "descriptions": [{"lang": "en", "value": "Mattermost Boards plugin v0.10.0 and earlier fails to invalidate a session on the server-side when a user logged out of Boards, which allows an attacker to reuse old session token for authorization."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-613", "description": "CWE-613 Insufficient Session Expiration"}]}], "providerMetadata": {"orgId": "9302f53e-dde5-4bf3-b2f2-a83f91ac0eee", "shortName": "Mattermost", "dateUpdated": "2022-01-31T15:43:19.000Z"}, "x_legacyV4Record": {"credit": [{"lang": "eng", "value": "Hagai Wechsler from WhiteSource"}], "impact": {"cvss": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.7, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}}, "source": {"defect": ["https://mattermost.atlassian.net/browse/MM-40419"], "advisory": "MMSA-2021-0077", "discovery": "EXTERNAL"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"version": {"version_data": [{"version_value": "0.10.0", "version_affected": "<="}, {"version_value": "0.9.5", "version_affected": "!>="}, {"version_value": "0.8.4", "version_affected": "!>="}, {"version_value": "0.7.5", "version_affected": "!>="}]}, "product_name": "Mattermost Boards"}]}, "vendor_name": "Mattermost"}]}}, "data_type": "CVE", "generator": {"engine": "Vulnogram 0.0.9"}, "references": {"reference_data": [{"url": "https://mattermost.com/security-updates/", "name": "https://mattermost.com/security-updates/", "refsource": "MISC"}, {"url": "https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-37866", "name": "https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-37866", "refsource": "MISC"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "eng", "value": "Mattermost Boards plugin v0.10.0 and earlier fails to invalidate a session on the server-side when a user logged out of Boards, which allows an attacker to reuse old session token for authorization."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-613 Insufficient Session Expiration"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2021-37866", "STATE": "PUBLIC", "TITLE": "Session is not invalidated on server-side when user logged out of Boards", "ASSIGNER": "responsibledisclosure@mattermost.com"}}}}, "cveMetadata": {"cveId": "CVE-2021-37866", "state": "PUBLISHED", "dateUpdated": "2024-12-06T23:11:40.140Z", "dateReserved": "2021-08-02T00:00:00.000Z", "assignerOrgId": "9302f53e-dde5-4bf3-b2f2-a83f91ac0eee", "datePublished": "2022-01-18T16:52:16.000Z", "assignerShortName": "Mattermost"}, "dataVersion": "5.1"}

{"affected": [{"affectedData": [{"product": "Mattermost Boards", "vendor": "Mattermost", "versions": [{"lessThanOrEqual": "0.10.0", "status": "affected", "version": "unspecified", "versionType": "custom"}, {"lessThan": "unspecified", "status": "unaffected", "version": "0.9.5", "versionType": "custom"}, {"lessThan": "unspecified", "status": "unaffected", "version": "0.8.4", "versionType": "custom"}, {"lessThan": "unspecified", "status": "unaffected", "version": "0.7.5", "versionType": "custom"}]}], "source": "responsibledisclosure@mattermost.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:mattermost:mattermost_boards:*:*:*:*:*:*:*:*", "matchCriteriaId": "4A5C9724-4D7B-4A45-8002-4DBB195A1AE4", "versionEndIncluding": "0.10.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Mattermost Boards plugin v0.10.0 and earlier fails to invalidate a session on the server-side when a user logged out of Boards, which allows an attacker to reuse old session token for authorization."}, {"lang": "es", "value": "El plugin Mattermost Boards versiones v0.10.0 y anteriores no invalidan una sesi\u00f3n en el lado del servidor cuando un usuario cierra la sesi\u00f3n de Boards, lo que permite a un atacante reusar el token de sesi\u00f3n antiguo para la autorizaci\u00f3n"}], "id": "CVE-2021-37866", "lastModified": "2026-06-17T04:01:13.553", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.0, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 4.7, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 1.0, "impactScore": 3.6, "source": "responsibledisclosure@mattermost.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2021-37866", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2024-12-06T22:53:29.926029Z", "version": "2.0.3"}}]}, "published": "2022-01-18T17:15:08.503", "references": [{"source": "responsibledisclosure@mattermost.com", "tags": ["Vendor Advisory"], "url": "https://mattermost.com/security-updates/"}, {"source": "responsibledisclosure@mattermost.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-37866"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://mattermost.com/security-updates/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-37866"}], "sourceIdentifier": "responsibledisclosure@mattermost.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-613"}], "source": "responsibledisclosure@mattermost.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-613"}], "source": "nvd@nist.gov", "type": "Primary"}]}