CVE-2021-43307 - Vulnerability Details - OpenCVE

Description

An exponential ReDoS (Regular Expression Denial of Service) can be triggered in the semver-regex npm package, when an attacker is able to supply arbitrary input to the test() method

Published: 2022-06-01

Score: 5.9 Medium

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

No analysis available yet.

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

Vendor Product Default status Versions

semver-regex

semver-regex

affected

Version	Status	Constraints
`unspecified`	affected	< 3.1.4

Configuration 1 [-]

OR	cpe:2.3:a:semver-regex_project:semver-regex::::::::
	cpe:2.3:a:semver-regex_project:semver-regex::::::::

No data.

No data available yet.

Remediation

No remediation available yet.

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2022-5926	An exponential ReDoS (Regular Expression Denial of Service) can be triggered in the semver-regex npm package, when an attacker is able to supply arbitrary input to the test() method
Github GHSA	GHSA-4x5v-gmq8-25ch	Regular expression denial of service in semver-regex

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.00296.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://research.jfrog.com/vulnerabilities/semver-regex-redos-xray-211349/

History

No history.

Subscriptions

Semver-regex Project Semver-regex

MITRE

Status: PUBLISHED

Assigner: JFROG

Published: 2022-06-01T16:47:38.625Z

Updated: 2024-09-17T00:35:50.984Z

Reserved: 2021-11-03T00:00:00.000Z

Link: CVE-2021-43307

Vulnrichment

No data.

NVD

Status : Modified

Published: 2022-06-02T14:15:30.987

Modified: 2024-11-21T06:29:03.153

Link: CVE-2021-43307

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-1333

{"containers": {"cna": {"affected": [{"product": "semver-regex", "vendor": "semver-regex", "versions": [{"changes": [{"at": "4.0.3", "status": "unaffected"}], "lessThan": "3.1.4", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "credits": [{"lang": "en", "value": "Denys Vozniuk from JFrog Security Research"}], "datePublic": "2022-05-29T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "An exponential ReDoS (Regular Expression Denial of Service) can be triggered in the semver-regex npm package, when an attacker is able to supply arbitrary input to the test() method"}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 5.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-1333", "description": "CWE-1333 Inefficient Regular Expression Complexity", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2022-06-01T16:47:38.000Z", "orgId": "48a46f29-ae42-4e1d-90dd-c1676c1e5e6d", "shortName": "JFROG"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://research.jfrog.com/vulnerabilities/semver-regex-redos-xray-211349/"}], "source": {"discovery": "EXTERNAL"}, "title": "Exponential ReDoS in semver-regex", "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"AKA": "", "ASSIGNER": "security@jfrog.com", "DATE_PUBLIC": "2022-05-29T23:05:00.000Z", "ID": "CVE-2021-43307", "STATE": "PUBLIC", "TITLE": "Exponential ReDoS in semver-regex"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "semver-regex", "version": {"version_data": [{"platform": "", "version_affected": "<", "version_name": "", "version_value": "3.1.4"}, {"platform": "", "version_affected": "<", "version_name": "", "version_value": "4.0.3"}]}}]}, "vendor_name": "semver-regex"}]}}, "configuration": [], "credit": [{"lang": "eng", "value": "Denys Vozniuk from JFrog Security Research"}], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "An exponential ReDoS (Regular Expression Denial of Service) can be triggered in the semver-regex npm package, when an attacker is able to supply arbitrary input to the test() method"}]}, "exploit": [], "generator": {"engine": "Vulnogram 0.0.9"}, "impact": {"cvss": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 5.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-1333 Inefficient Regular Expression Complexity"}]}]}, "references": {"reference_data": [{"name": "https://research.jfrog.com/vulnerabilities/semver-regex-redos-xray-211349/", "refsource": "MISC", "url": "https://research.jfrog.com/vulnerabilities/semver-regex-redos-xray-211349/"}]}, "solution": [], "source": {"advisory": "", "defect": [], "discovery": "EXTERNAL"}, "work_around": []}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T03:55:28.496Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://research.jfrog.com/vulnerabilities/semver-regex-redos-xray-211349/"}]}]}, "cveMetadata": {"assignerOrgId": "48a46f29-ae42-4e1d-90dd-c1676c1e5e6d", "assignerShortName": "JFROG", "cveId": "CVE-2021-43307", "datePublished": "2022-06-01T16:47:38.625Z", "dateReserved": "2021-11-03T00:00:00.000Z", "dateUpdated": "2024-09-17T00:35:50.984Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:semver-regex_project:semver-regex:*:*:*:*:*:*:*:*", "matchCriteriaId": "B530AB51-E31B-4C43-8F6B-2ABEBBE6FB21", "versionEndExcluding": "3.1.4", "vulnerable": true}, {"criteria": "cpe:2.3:a:semver-regex_project:semver-regex:*:*:*:*:*:*:*:*", "matchCriteriaId": "ECF2F895-5C11-48C9-9AE6-A0F79400674F", "versionEndExcluding": "4.0.3", "versionStartIncluding": "4.0.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "An exponential ReDoS (Regular Expression Denial of Service) can be triggered in the semver-regex npm package, when an attacker is able to supply arbitrary input to the test() method"}, {"lang": "es", "value": "Una ReDoS exponencial (Denegaci\u00f3n de Servicio por Expresi\u00f3n Regular) puede ser desencadenada en el paquete npm semver-regex, cuando un atacante es capaz de suministrar una entrada arbitraria al m\u00e9todo test()"}], "id": "CVE-2021-43307", "lastModified": "2024-11-21T06:29:03.153", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "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": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 5.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 3.6, "source": "reefs@jfrog.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-06-02T14:15:30.987", "references": [{"source": "reefs@jfrog.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://research.jfrog.com/vulnerabilities/semver-regex-redos-xray-211349/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://research.jfrog.com/vulnerabilities/semver-regex-redos-xray-211349/"}], "sourceIdentifier": "reefs@jfrog.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-1333"}], "source": "reefs@jfrog.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-1333"}], "source": "nvd@nist.gov", "type": "Primary"}]}