CVE-2022-23514

Loofah is a general library for manipulating and transforming HTML/XML documents and fragments, built on top of Nokogiri. Loofah < 2.19.1 contains an inefficient regular expression that is susceptible to excessive backtracking when attempting to sanitize certain SVG attributes. This may lead to a denial of service through CPU resource consumption. This issue is patched in version 2.19.1.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/flavorjones/loofah/security/advisories/GHSA-486f-hjj9-9vhh	Third Party Advisory
https://hackerone.com/reports/1684163	Permissions Required Third Party Advisory
https://lists.debian.org/debian-lts-announce/2023/09/msg00011.html

Configurations

Configuration 1 (hide)

cpe:2.3:a:loofah_project:loofah:*:*:*:*:*:ruby:*:*

History

13 Sep 2023, 17:15

Type	Values Removed	Values Added
References		(MISC) https://lists.debian.org/debian-lts-announce/2023/09/msg00011.html -

19 Dec 2022, 17:03

Type	Values Removed	Values Added
CPE		cpe:2.3:a:loofah_project:loofah::::::ruby::*
First Time		Loofah Project Loofah Project loofah
References	~~(MISC) https://github.com/flavorjones/loofah/security/advisories/GHSA-486f-hjj9-9vhh -~~	(MISC) https://github.com/flavorjones/loofah/security/advisories/GHSA-486f-hjj9-9vhh - Third Party Advisory
References	~~(MISC) https://hackerone.com/reports/1684163 -~~	(MISC) https://hackerone.com/reports/1684163 - Permissions Required, Third Party Advisory
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 7.5

14 Dec 2022, 14:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2022-12-14 14:15

Updated : 2023-12-10 14:48

NVD link : CVE-2022-23514

Mitre link : CVE-2022-23514

CVE.ORG link : CVE-2022-23514

JSON object : View

Products Affected

loofah_project

loofah

CWE

CWE-1333

{"id": "CVE-2022-23514", "metrics": {"cvssMetricV31": [{"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}, {"type": "Secondary", "source": "security-advisories@github.com", "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": "2022-12-14T14:15:10.477", "references": [{"url": "https://github.com/flavorjones/loofah/security/advisories/GHSA-486f-hjj9-9vhh", "tags": ["Third Party Advisory"], "source": "security-advisories@github.com"}, {"url": "https://hackerone.com/reports/1684163", "tags": ["Permissions Required", "Third Party Advisory"], "source": "security-advisories@github.com"}, {"url": "https://lists.debian.org/debian-lts-announce/2023/09/msg00011.html", "source": "security-advisories@github.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "security-advisories@github.com", "description": [{"lang": "en", "value": "CWE-1333"}]}], "descriptions": [{"lang": "en", "value": "Loofah is a general library for manipulating and transforming HTML/XML documents and fragments, built on top of Nokogiri. Loofah < 2.19.1 contains an inefficient regular expression that is susceptible to excessive backtracking when attempting to sanitize certain SVG attributes. This may lead to a denial of service through CPU resource consumption. This issue is patched in version 2.19.1."}, {"lang": "es", "value": "Loofah es una librer\u00eda general para manipular y transformar documentos y fragmentos HTML / XML, construida sobre Nokogiri. Loofah < 2.19.1 contiene una expresi\u00f3n regular ineficiente que es susceptible a un retroceso excesivo al intentar sanitizar ciertos atributos SVG. Esto puede provocar una denegaci\u00f3n de servicio a trav\u00e9s del consumo de recursos de CPU. Este problema est\u00e1 parcheado en la versi\u00f3n 2.19.1."}], "lastModified": "2023-09-13T17:15:07.937", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:loofah_project:loofah:*:*:*:*:*:ruby:*:*", "vulnerable": true, "matchCriteriaId": "F02BB26C-B491-429A-947C-D0582D90D5B2", "versionEndExcluding": "2.19.1"}], "operator": "OR"}]}], "sourceIdentifier": "security-advisories@github.com"}