CVE-2021-3866 - Vulnerability Details - OpenCVE

Cross-site Scripting (XSS) - Stored in GitHub repository zulip/zulip more than and including 44f935695d452cc3fb16845a0c6af710438b153d and prior to 3eb2791c3e9695f7d37ffe84e0c2184fae665cb6.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Changed

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction Required

Attack Vector Network

Attack Complexity High

Privileges Required High

Scope Changed

Confidentiality Impact High

Integrity Impact Low

Availability Impact Low

User Interaction Required

Access Vector Network

Access Complexity Medium

Authentication Single

Confidentiality Impact None

Integrity Impact Partial

Availability Impact None

This CVE is not in the KEV list.

The EPSS score is 0.01002.

Key SSVC decision points have not yet been added.

Vendors	Products
Zulip	Zulip

Configuration 1 [-]

cpe:2.3:a:zulip:zulip:*:*:*:*:*:*:*:*

No data.

No data.

Advisories

Source	ID	Title
EUVD	EUVD-2021-27101	Cross-site Scripting (XSS) - Stored in GitHub repository zulip/zulip more than and including 44f935695d452cc3fb16845a0c6af710438b153d and prior to 3eb2791c3e9695f7d37ffe84e0c2184fae665cb6.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://blog.zulip.com/2022/01/19/cve-2021-3866/
https://github.com/zulip/zulip/commit/3eb2791c3e9695f7d37ffe84e0c2184fae665cb6
https://huntr.dev/bounties/5f48dac5-e112-4b23-bbbf-cc00ba83bcf2

History

No history.

MITRE

Status: PUBLISHED

Assigner: @huntrdev

Published: 2022-01-20T10:30:11

Updated: 2024-08-03T17:09:09.603Z

Reserved: 2021-10-07T00:00:00

Link: CVE-2021-3866

Vulnrichment

No data.

NVD

Status : Modified

Published: 2022-01-20T11:15:07.927

Modified: 2024-11-21T06:22:41.337

Link: CVE-2021-3866

Redhat

No data.

OpenCVE Enrichment

No data.

{"containers": {"cna": {"affected": [{"product": "zulip/zulip", "vendor": "zulip", "versions": [{"lessThan": "unspecified", "status": "affected", "version": "44f935695d452cc3fb16845a0c6af710438b153d", "versionType": "custom"}, {"lessThan": "3eb2791c3e9695f7d37ffe84e0c2184fae665cb6", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "descriptions": [{"lang": "en", "value": "Cross-site Scripting (XSS) - Stored in GitHub repository zulip/zulip more than and including 44f935695d452cc3fb16845a0c6af710438b153d and prior to 3eb2791c3e9695f7d37ffe84e0c2184fae665cb6."}], "metrics": [{"cvssV3_0": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 6.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "LOW", "privilegesRequired": "HIGH", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:L/A:L", "version": "3.0"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-79", "description": "CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2022-01-29T10:45:13", "orgId": "c09c270a-b464-47c1-9133-acb35b22c19a", "shortName": "@huntrdev"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://huntr.dev/bounties/5f48dac5-e112-4b23-bbbf-cc00ba83bcf2"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/zulip/zulip/commit/3eb2791c3e9695f7d37ffe84e0c2184fae665cb6"}, {"tags": ["x_refsource_MISC"], "url": "https://blog.zulip.com/2022/01/19/cve-2021-3866/"}], "source": {"advisory": "5f48dac5-e112-4b23-bbbf-cc00ba83bcf2", "discovery": "EXTERNAL"}, "title": "Cross-site Scripting (XSS) - Stored in zulip/zulip", "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "security@huntr.dev", "ID": "CVE-2021-3866", "STATE": "PUBLIC", "TITLE": "Cross-site Scripting (XSS) - Stored in zulip/zulip"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "zulip/zulip", "version": {"version_data": [{"version_affected": ">=", "version_value": "44f935695d452cc3fb16845a0c6af710438b153d"}, {"version_affected": "<", "version_value": "3eb2791c3e9695f7d37ffe84e0c2184fae665cb6"}]}}]}, "vendor_name": "zulip"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Cross-site Scripting (XSS) - Stored in GitHub repository zulip/zulip more than and including 44f935695d452cc3fb16845a0c6af710438b153d and prior to 3eb2791c3e9695f7d37ffe84e0c2184fae665cb6."}]}, "impact": {"cvss": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 6.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "LOW", "privilegesRequired": "HIGH", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:L/A:L", "version": "3.0"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')"}]}]}, "references": {"reference_data": [{"name": "https://huntr.dev/bounties/5f48dac5-e112-4b23-bbbf-cc00ba83bcf2", "refsource": "CONFIRM", "url": "https://huntr.dev/bounties/5f48dac5-e112-4b23-bbbf-cc00ba83bcf2"}, {"name": "https://github.com/zulip/zulip/commit/3eb2791c3e9695f7d37ffe84e0c2184fae665cb6", "refsource": "MISC", "url": "https://github.com/zulip/zulip/commit/3eb2791c3e9695f7d37ffe84e0c2184fae665cb6"}, {"name": "https://blog.zulip.com/2022/01/19/cve-2021-3866/", "refsource": "MISC", "url": "https://blog.zulip.com/2022/01/19/cve-2021-3866/"}]}, "source": {"advisory": "5f48dac5-e112-4b23-bbbf-cc00ba83bcf2", "discovery": "EXTERNAL"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T17:09:09.603Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://huntr.dev/bounties/5f48dac5-e112-4b23-bbbf-cc00ba83bcf2"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/zulip/zulip/commit/3eb2791c3e9695f7d37ffe84e0c2184fae665cb6"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://blog.zulip.com/2022/01/19/cve-2021-3866/"}]}]}, "cveMetadata": {"assignerOrgId": "c09c270a-b464-47c1-9133-acb35b22c19a", "assignerShortName": "@huntrdev", "cveId": "CVE-2021-3866", "datePublished": "2022-01-20T10:30:11", "dateReserved": "2021-10-07T00:00:00", "dateUpdated": "2024-08-03T17:09:09.603Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:zulip:zulip:*:*:*:*:*:*:*:*", "matchCriteriaId": "C448E394-82E2-49E3-87E3-B80CF406D2FF", "versionEndIncluding": "4.8", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "Cross-site Scripting (XSS) - Stored in GitHub repository zulip/zulip more than and including 44f935695d452cc3fb16845a0c6af710438b153d and prior to 3eb2791c3e9695f7d37ffe84e0c2184fae665cb6."}, {"lang": "es", "value": "Cross-site Scripting (XSS) - Almacenado en el repositorio de GitHub zulip/zulip m\u00e1s de e incluyendo 44f935695d452cc3fb16845a0c6af710438b153d y antes de 3eb2791c3e9695f7d37ffe84e0c2184fae665cb6"}], "id": "CVE-2021-3866", "lastModified": "2024-11-21T06:22:41.337", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "LOW", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "NONE", "baseScore": 3.5, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:S/C:N/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 6.8, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 6.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "LOW", "privilegesRequired": "HIGH", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:L/A:L", "version": "3.0"}, "exploitabilityScore": 1.0, "impactScore": 5.3, "source": "security@huntr.dev", "type": "Secondary"}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.3, "impactScore": 2.7, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-01-20T11:15:07.927", "references": [{"source": "security@huntr.dev", "tags": ["Vendor Advisory"], "url": "https://blog.zulip.com/2022/01/19/cve-2021-3866/"}, {"source": "security@huntr.dev", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/zulip/zulip/commit/3eb2791c3e9695f7d37ffe84e0c2184fae665cb6"}, {"source": "security@huntr.dev", "tags": ["Exploit", "Third Party Advisory"], "url": "https://huntr.dev/bounties/5f48dac5-e112-4b23-bbbf-cc00ba83bcf2"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://blog.zulip.com/2022/01/19/cve-2021-3866/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/zulip/zulip/commit/3eb2791c3e9695f7d37ffe84e0c2184fae665cb6"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://huntr.dev/bounties/5f48dac5-e112-4b23-bbbf-cc00ba83bcf2"}], "sourceIdentifier": "security@huntr.dev", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "security@huntr.dev", "type": "Secondary"}]}