CVE-2022-21222

The package css-what before 2.1.3 are vulnerable to Regular Expression Denial of Service (ReDoS) due to the usage of insecure regular expression in the re_attr variable of index.js. The exploitation of this vulnerability could be triggered via the parse function.

CVSS v3 5.3 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

References

Link	Resource
https://github.com/fb55/css-what/blob/a38effd5a8f5506d75c7f8f13cbd8c76248a3860/index.js%23L12	Broken Link Third Party Advisory
https://lists.debian.org/debian-lts-announce/2023/03/msg00001.html
https://security.snyk.io/vuln/SNYK-JS-CSSWHAT-3035488	Exploit Third Party Advisory
https://github.com/fb55/css-what/blob/a38effd5a8f5506d75c7f8f13cbd8c76248a3860/index.js%23L12	Broken Link Third Party Advisory
https://lists.debian.org/debian-lts-announce/2023/03/msg00001.html
https://security.snyk.io/vuln/SNYK-JS-CSSWHAT-3035488	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:css-what_project:css-what:*:*:*:*:*:node.js:*:*

History

21 Nov 2024, 06:44

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~7.5~~	v2 : unknown v3 : 5.3
References	~~() https://github.com/fb55/css-what/blob/a38effd5a8f5506d75c7f8f13cbd8c76248a3860/index.js%23L12 - Broken Link, Third Party Advisory~~	() https://github.com/fb55/css-what/blob/a38effd5a8f5506d75c7f8f13cbd8c76248a3860/index.js%23L12 - Broken Link, Third Party Advisory
References	~~() https://lists.debian.org/debian-lts-announce/2023/03/msg00001.html -~~	() https://lists.debian.org/debian-lts-announce/2023/03/msg00001.html -
References	~~() https://security.snyk.io/vuln/SNYK-JS-CSSWHAT-3035488 - Exploit, Third Party Advisory~~	() https://security.snyk.io/vuln/SNYK-JS-CSSWHAT-3035488 - Exploit, Third Party Advisory

08 Aug 2023, 14:22

Type	Values Removed	Values Added
CWE	~~CWE-400~~	CWE-1333

Information

Published : 2022-09-30 05:15

Updated : 2024-11-21 06:44

NVD link : CVE-2022-21222

Mitre link : CVE-2022-21222

CVE.ORG link : CVE-2022-21222

JSON object : View

Products Affected

css-what_project

css-what

CWE

CWE-1333

Inefficient Regular Expression Complexity

{"id": "CVE-2022-21222", "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "report@snyk.io", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 3.9}, {"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2022-09-30T05:15:08.713", "references": [{"url": "https://github.com/fb55/css-what/blob/a38effd5a8f5506d75c7f8f13cbd8c76248a3860/index.js%23L12", "tags": ["Broken Link", "Third Party Advisory"], "source": "report@snyk.io"}, {"url": "https://lists.debian.org/debian-lts-announce/2023/03/msg00001.html", "source": "report@snyk.io"}, {"url": "https://security.snyk.io/vuln/SNYK-JS-CSSWHAT-3035488", "tags": ["Exploit", "Third Party Advisory"], "source": "report@snyk.io"}, {"url": "https://github.com/fb55/css-what/blob/a38effd5a8f5506d75c7f8f13cbd8c76248a3860/index.js%23L12", "tags": ["Broken Link", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://lists.debian.org/debian-lts-announce/2023/03/msg00001.html", "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://security.snyk.io/vuln/SNYK-JS-CSSWHAT-3035488", "tags": ["Exploit", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-1333"}]}], "descriptions": [{"lang": "en", "value": "The package css-what before 2.1.3 are vulnerable to Regular Expression Denial of Service (ReDoS) due to the usage of insecure regular expression in the re_attr variable of index.js. The exploitation of this vulnerability could be triggered via the parse function."}, {"lang": "es", "value": "El paquete css-what versiones anteriores a 2.1.3, es vulnerable a una Denegaci\u00f3n de Servicio por Expresi\u00f3n Regular (ReDoS) debido al uso de una expresi\u00f3n regular no segura en la variable re_attr del archivo index.js. La explotaci\u00f3n de esta vulnerabilidad podr\u00eda desencadenarse por medio de la funci\u00f3n parse"}], "lastModified": "2024-11-21T06:44:08.667", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:css-what_project:css-what:*:*:*:*:*:node.js:*:*", "vulnerable": true, "matchCriteriaId": "004658D4-A63D-4954-A507-A80F9C07B13D", "versionEndExcluding": "2.1.3"}], "operator": "OR"}]}], "sourceIdentifier": "report@snyk.io"}