CVE-2016-8899 - Vulnerability Details - OpenCVE

Description

Exponent CMS version 2.3.9 suffers from a Object Injection vulnerability in framework/modules/core/controllers/expCatController.php related to change_cats.

Published: 2019-05-23

Score: 9.8 Critical

EPSS: 2.1% 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:exponentcms:exponent_cms:2.3.9:*:*:*:*:*:*:*

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-2016-9724	Exponent CMS version 2.3.9 suffers from a Object Injection vulnerability in framework/modules/core/controllers/expCatController.php related to change_cats.

No CVSS v4.0

No CVSS v3.1

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.02115.

Key SSVC decision points have not yet been added.

References

Link	Providers
http://www.openwall.com/lists/oss-security/2016/09/30/5
https://github.com/exponentcms/exponent-cms/commit/fdafb5ec97838e4edbd685f587f28d3174ebb3db

History

No history.

Subscriptions

Exponentcms Exponent Cms

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2019-05-23T18:18:53.000Z

Updated: 2024-08-06T02:35:02.282Z

Reserved: 2016-10-24T00:00:00.000Z

Link: CVE-2016-8899

Vulnrichment

No data.

NVD

Status : Modified

Published: 2019-05-23T19:29:00.353

Modified: 2026-06-17T00:55:08.680

Link: CVE-2016-8899

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-74

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "descriptions": [{"lang": "en", "value": "Exponent CMS version 2.3.9 suffers from a Object Injection vulnerability in framework/modules/core/controllers/expCatController.php related to change_cats."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2019-05-23T18:18:53.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_MISC"], "url": "http://www.openwall.com/lists/oss-security/2016/09/30/5"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/exponentcms/exponent-cms/commit/fdafb5ec97838e4edbd685f587f28d3174ebb3db"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2016-8899", "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": "Exponent CMS version 2.3.9 suffers from a Object Injection vulnerability in framework/modules/core/controllers/expCatController.php related to change_cats."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "http://www.openwall.com/lists/oss-security/2016/09/30/5", "refsource": "MISC", "url": "http://www.openwall.com/lists/oss-security/2016/09/30/5"}, {"name": "https://github.com/exponentcms/exponent-cms/commit/fdafb5ec97838e4edbd685f587f28d3174ebb3db", "refsource": "MISC", "url": "https://github.com/exponentcms/exponent-cms/commit/fdafb5ec97838e4edbd685f587f28d3174ebb3db"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-06T02:35:02.282Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "http://www.openwall.com/lists/oss-security/2016/09/30/5"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/exponentcms/exponent-cms/commit/fdafb5ec97838e4edbd685f587f28d3174ebb3db"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2016-8899", "datePublished": "2019-05-23T18:18:53.000Z", "dateReserved": "2016-10-24T00:00:00.000Z", "dateUpdated": "2024-08-06T02:35:02.282Z", "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:exponentcms:exponent_cms:2.3.9:*:*:*:*:*:*:*", "matchCriteriaId": "12FDDF33-2B21-4F8A-AB9A-01857197E810", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Exponent CMS version 2.3.9 suffers from a Object Injection vulnerability in framework/modules/core/controllers/expCatController.php related to change_cats."}, {"lang": "es", "value": "Exponent CMS versi\u00f3n 2.3.9, sufre de una vulnerabilidad de Inyecci\u00f3n de Objeto en framework/modules/core/controllers/expCatController.php relacionado a change_cats."}], "id": "CVE-2016-8899", "lastModified": "2026-06-17T00:55:08.680", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2019-05-23T19:29:00.353", "references": [{"source": "cve@mitre.org", "tags": ["Exploit", "Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2016/09/30/5"}, {"source": "cve@mitre.org", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/exponentcms/exponent-cms/commit/fdafb5ec97838e4edbd685f587f28d3174ebb3db"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Mailing List", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2016/09/30/5"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/exponentcms/exponent-cms/commit/fdafb5ec97838e4edbd685f587f28d3174ebb3db"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-74"}], "source": "nvd@nist.gov", "type": "Primary"}]}