CVE-2021-31330

A Cross-Site Scripting (XSS) vulnerability exists within Review Board versions 3.0.20 and 4.0 RC1 and earlier. An authenticated attacker may inject malicious Javascript code when using Markdown editing within the application which remains persistent.

CVSS v3 5.4 MEDIUM
CVSS v2.0 3.5 LOW

5.4^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.3 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

3.5^/10

CVSS v2.0 : LOW

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

Exploitability : 6.8 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://mattschmidt.net/2021/04/14/review-board-xss-discovered/	Exploit Third Party Advisory
https://www.reviewboard.org/docs/releasenotes/reviewboard/3.0.21/	Release Notes Vendor Advisory
https://www.reviewboard.org/docs/releasenotes/reviewboard/4.0-rc-2/	Release Notes Vendor Advisory
https://www.reviewboard.org/news/2021/04/14/review-board-3-0-21-and-4-0-rc-2-security-bug-fixes-and-docker/	Release Notes Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:reviewboard:review_board:3.0.20:::::::*
	cpe:2.3:a:reviewboard:review_board:4.0:beta1::::::
	cpe:2.3:a:reviewboard:review_board:4.0:beta2::::::
	cpe:2.3:a:reviewboard:review_board:4.0:rc1::::::

History

No history.

Information

Published : 2022-05-11 18:15

Updated : 2024-02-28 19:09

NVD link : CVE-2021-31330

Mitre link : CVE-2021-31330

CVE.ORG link : CVE-2021-31330

JSON object : View

Products Affected

reviewboard

review_board

CWE

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

{"id": "CVE-2021-31330", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 3.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:S/C:N/I:P/A:N", "authentication": "SINGLE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "NONE", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "LOW", "obtainAllPrivilege": false, "exploitabilityScore": 6.8, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 5.4, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "LOW"}, "impactScore": 2.7, "exploitabilityScore": 2.3}]}, "published": "2022-05-11T18:15:22.303", "references": [{"url": "https://mattschmidt.net/2021/04/14/review-board-xss-discovered/", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://www.reviewboard.org/docs/releasenotes/reviewboard/3.0.21/", "tags": ["Release Notes", "Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://www.reviewboard.org/docs/releasenotes/reviewboard/4.0-rc-2/", "tags": ["Release Notes", "Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://www.reviewboard.org/news/2021/04/14/review-board-3-0-21-and-4-0-rc-2-security-bug-fixes-and-docker/", "tags": ["Release Notes", "Vendor Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-79"}]}], "descriptions": [{"lang": "en", "value": "A Cross-Site Scripting (XSS) vulnerability exists within Review Board versions 3.0.20 and 4.0 RC1 and earlier. An authenticated attacker may inject malicious Javascript code when using Markdown editing within the application which remains persistent."}, {"lang": "es", "value": "Se presenta una vulnerabilidad de tipo cross-Site Scripting (XSS) en las versiones de Review Board 3.0.20 y 4.0 RC1 y anteriores. Un atacante autenticado puede inyectar c\u00f3digo Javascript malicioso cuando es usada la edici\u00f3n de Markdown dentro de la aplicaci\u00f3n, que permanece persistente"}], "lastModified": "2022-05-20T14:19:38.790", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:reviewboard:review_board:3.0.20:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E05F0750-5ED6-498B-9D02-FB5E2923DDF0"}, {"criteria": "cpe:2.3:a:reviewboard:review_board:4.0:beta1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "164701A1-0807-4CA7-8ACF-5FBB49D50BDB"}, {"criteria": "cpe:2.3:a:reviewboard:review_board:4.0:beta2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "29484465-C988-4306-915C-FDEA3EA74466"}, {"criteria": "cpe:2.3:a:reviewboard:review_board:4.0:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E580F564-2122-4C03-BFE9-6779562E57A8"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}