CVE-2020-28911 - Vulnerability Details - OpenCVE

Description

Incorrect Access Control in Nagios Fusion 4.1.8 and earlier allows low-privileged authenticated users to extract passwords used to manage fused servers via the test_server command in ajaxhelper.php.

Published: 2021-05-24

Score: 6.5 Medium

EPSS: 2.7% Low

KEV: No

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:nagios:fusion:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2020-21302	Incorrect Access Control in Nagios Fusion 4.1.8 and earlier allows low-privileged authenticated users to extract passwords used to manage fused servers via the test_server command in ajaxhelper.php.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication Single

Confidentiality Impact Partial

Integrity Impact None

Availability Impact None

This CVE is not in the KEV list.

The EPSS score is 0.02724.

Key SSVC decision points have not yet been added.

References

Link	Providers
http://packetstormsecurity.com/files/162783/Nagios-XI-Fusion-Privilege-Escalation-Cross-Site-Scripting-Code-Execution.html
https://skylightcyber.com/2021/05/20/13-nagios-vulnerabilities-7-will-shock-you/
https://www.nagios.com/downloads/nagios-xi/change-log/

History

No history.

Subscriptions

Nagios Fusion

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2021-05-24T12:44:30.000Z

Updated: 2024-08-04T16:41:00.286Z

Reserved: 2020-11-17T00:00:00.000Z

Link: CVE-2020-28911

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-05-24T13:15:08.313

Modified: 2026-06-17T03:10:48.867

Link: CVE-2020-28911

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-922
Insecure Storage of Sensitive Information

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "descriptions": [{"lang": "en", "value": "Incorrect Access Control in Nagios Fusion 4.1.8 and earlier allows low-privileged authenticated users to extract passwords used to manage fused servers via the test_server command in ajaxhelper.php."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2021-05-26T19:06:14.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://www.nagios.com/downloads/nagios-xi/change-log/"}, {"tags": ["x_refsource_MISC"], "url": "https://skylightcyber.com/2021/05/20/13-nagios-vulnerabilities-7-will-shock-you/"}, {"tags": ["x_refsource_MISC"], "url": "http://packetstormsecurity.com/files/162783/Nagios-XI-Fusion-Privilege-Escalation-Cross-Site-Scripting-Code-Execution.html"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2020-28911", "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": "Incorrect Access Control in Nagios Fusion 4.1.8 and earlier allows low-privileged authenticated users to extract passwords used to manage fused servers via the test_server command in ajaxhelper.php."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "https://www.nagios.com/downloads/nagios-xi/change-log/", "refsource": "MISC", "url": "https://www.nagios.com/downloads/nagios-xi/change-log/"}, {"name": "https://skylightcyber.com/2021/05/20/13-nagios-vulnerabilities-7-will-shock-you/", "refsource": "MISC", "url": "https://skylightcyber.com/2021/05/20/13-nagios-vulnerabilities-7-will-shock-you/"}, {"name": "http://packetstormsecurity.com/files/162783/Nagios-XI-Fusion-Privilege-Escalation-Cross-Site-Scripting-Code-Execution.html", "refsource": "MISC", "url": "http://packetstormsecurity.com/files/162783/Nagios-XI-Fusion-Privilege-Escalation-Cross-Site-Scripting-Code-Execution.html"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T16:41:00.286Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.nagios.com/downloads/nagios-xi/change-log/"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://skylightcyber.com/2021/05/20/13-nagios-vulnerabilities-7-will-shock-you/"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "http://packetstormsecurity.com/files/162783/Nagios-XI-Fusion-Privilege-Escalation-Cross-Site-Scripting-Code-Execution.html"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2020-28911", "datePublished": "2021-05-24T12:44:30.000Z", "dateReserved": "2020-11-17T00:00:00.000Z", "dateUpdated": "2024-08-04T16:41:00.286Z", "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:nagios:fusion:*:*:*:*:*:*:*:*", "matchCriteriaId": "733C0375-EFE2-43AF-9C99-4A50322D1B09", "versionEndIncluding": "4.1.8", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Incorrect Access Control in Nagios Fusion 4.1.8 and earlier allows low-privileged authenticated users to extract passwords used to manage fused servers via the test_server command in ajaxhelper.php."}, {"lang": "es", "value": "Un Control de Acceso Incorrecto en Nagios Fusion versiones 4.1.8 y anteriores, permite a usuarios autenticados pocos privilegiados extraer las contrase\u00f1as usadas para administrar servidores fusionados por medio del comando test_server en el archivo ajaxhelper.php"}], "id": "CVE-2020-28911", "lastModified": "2026-06-17T03:10:48.867", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "NONE", "baseScore": 4.0, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:S/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-05-24T13:15:08.313", "references": [{"source": "cve@mitre.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://packetstormsecurity.com/files/162783/Nagios-XI-Fusion-Privilege-Escalation-Cross-Site-Scripting-Code-Execution.html"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://skylightcyber.com/2021/05/20/13-nagios-vulnerabilities-7-will-shock-you/"}, {"source": "cve@mitre.org", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://www.nagios.com/downloads/nagios-xi/change-log/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://packetstormsecurity.com/files/162783/Nagios-XI-Fusion-Privilege-Escalation-Cross-Site-Scripting-Code-Execution.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://skylightcyber.com/2021/05/20/13-nagios-vulnerabilities-7-will-shock-you/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Release Notes", "Vendor Advisory"], "url": "https://www.nagios.com/downloads/nagios-xi/change-log/"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-922"}], "source": "nvd@nist.gov", "type": "Primary"}]}