CVE-2021-37441 - Vulnerability Details - OpenCVE

Description

NCH Axon PBX v2.22 and earlier allows path traversal for file deletion via the logdelete?file=/.. substring.

Published: 2021-07-25

Score: 8.8 High

EPSS: 1.5% Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

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

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:a:nch:axon_pbx:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2021-24006	NCH Axon PBX v2.22 and earlier allows path traversal for file deletion via the logdelete?file=/.. substring.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication Single

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.01474.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://github.com/0xfml/poc/blob/main/NCH/Axon_2.22_LFI.md
https://www.nch.com.au/pbx/index.html

History

No history.

Subscriptions

Nch Axon Pbx

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2021-07-25T20:14:17.000Z

Updated: 2024-08-04T01:16:03.962Z

Reserved: 2021-07-25T00:00:00.000Z

Link: CVE-2021-37441

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-07-25T22:15:07.960

Modified: 2026-06-17T04:00:31.287

Link: CVE-2021-37441

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-22
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "descriptions": [{"lang": "en", "value": "NCH Axon PBX v2.22 and earlier allows path traversal for file deletion via the logdelete?file=/.. substring."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2021-07-25T20:14:17.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://github.com/0xfml/poc/blob/main/NCH/Axon_2.22_LFI.md"}, {"tags": ["x_refsource_MISC"], "url": "https://www.nch.com.au/pbx/index.html"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2021-37441", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "NCH Axon PBX v2.22 and earlier allows path traversal for file deletion via the logdelete?file=/.. substring."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "https://github.com/0xfml/poc/blob/main/NCH/Axon_2.22_LFI.md", "refsource": "MISC", "url": "https://github.com/0xfml/poc/blob/main/NCH/Axon_2.22_LFI.md"}, {"name": "https://www.nch.com.au/pbx/index.html", "refsource": "MISC", "url": "https://www.nch.com.au/pbx/index.html"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T01:16:03.962Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/0xfml/poc/blob/main/NCH/Axon_2.22_LFI.md"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.nch.com.au/pbx/index.html"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2021-37441", "datePublished": "2021-07-25T20:14:17.000Z", "dateReserved": "2021-07-25T00:00:00.000Z", "dateUpdated": "2024-08-04T01:16:03.962Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:nch:axon_pbx:*:*:*:*:*:*:*:*", "matchCriteriaId": "C74B2402-43F1-4CA5-9BA1-5E01227EBDA8", "versionEndIncluding": "2.22", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "NCH Axon PBX v2.22 and earlier allows path traversal for file deletion via the logdelete?file=/.. substring."}, {"lang": "es", "value": "NCH Axon PBX versiones v2.22 y anteriores, permiten un salto de ruta para la eliminaci\u00f3n de archivos por medio de una subcadena logdelete?file=/"}], "id": "CVE-2021-37441", "lastModified": "2026-06-17T04:00:31.287", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 6.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-07-25T22:15:07.960", "references": [{"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://github.com/0xfml/poc/blob/main/NCH/Axon_2.22_LFI.md"}, {"source": "cve@mitre.org", "tags": ["Product"], "url": "https://www.nch.com.au/pbx/index.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://github.com/0xfml/poc/blob/main/NCH/Axon_2.22_LFI.md"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Product"], "url": "https://www.nch.com.au/pbx/index.html"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-22"}], "source": "nvd@nist.gov", "type": "Primary"}]}