CVE-2016-9415

View on CVE.org

Published Jan 31, 2017 CVSS 3.0 · 7.5 High EPSS 1.9% KEV · Not listed

Description

MyBB (aka MyBulletinBoard) before 1.8.8 on Windows and MyBB Merge System before 1.8.8 on Windows allow remote attackers to overwrite arbitrary CSS files via vectors related to "style import."

Affected Products

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 [-]

AND

OR	cpe:2.3:a:mybb:merge_system::::::::
	cpe:2.3:a:mybb:mybb::::::::

cpe:2.3:o:microsoft:windows:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2016-10225	MyBB (aka MyBulletinBoard) before 1.8.8 on Windows and MyBB Merge System before 1.8.8 on Windows allow remote attackers to overwrite arbitrary CSS files via vectors related to "style import."

Metrics

No CVSS v4.0

No CVSS v3.1

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact High

Availability Impact None

User Interaction None

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact Partial

Availability Impact None

This CVE is not in the KEV list.

Exploit prediction score: 1.9% (1.861% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
http://www.openwall.com/lists/oss-security/2016/11/10/8
http://www.openwall.com/lists/oss-security/2016/11/18/1
http://www.securityfocus.com/bid/94396
https://blog.mybb.com/2016/10/17/mybb-1-8-8-merge-system-1-8-8-release/

History

No history.

Subscriptions

Microsoft Windows

Mybb Merge System Mybb

Weaknesses

CWE-284

Sources

CVE record Updated: Aug 6, 2024, 2:50 AM

Status: PUBLISHED
Assigner: mitre
Published: Jan 31, 2017, 10:00 PM
Updated: Aug 6, 2024, 2:50 AM
Reserved: Nov 17, 2016, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 12:55 AM

Status: Modified
Published: Jan 31, 2017, 10:59 PM
Modified: Jun 17, 2026, 12:55 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2016-10-17T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "MyBB (aka MyBulletinBoard) before 1.8.8 on Windows and MyBB Merge System before 1.8.8 on Windows allow remote attackers to overwrite arbitrary CSS files via vectors related to \"style import.\""}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2017-02-01T10:57:01.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://blog.mybb.com/2016/10/17/mybb-1-8-8-merge-system-1-8-8-release/"}, {"name": "[oss-security] 20161117 Re: CVE request: MyBB multiple vulnerabilities", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "http://www.openwall.com/lists/oss-security/2016/11/18/1"}, {"name": "[oss-security] 20161110 CVE request: MyBB multiple vulnerabilities", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "http://www.openwall.com/lists/oss-security/2016/11/10/8"}, {"name": "94396", "tags": ["vdb-entry", "x_refsource_BID"], "url": "http://www.securityfocus.com/bid/94396"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2016-9415", "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": "MyBB (aka MyBulletinBoard) before 1.8.8 on Windows and MyBB Merge System before 1.8.8 on Windows allow remote attackers to overwrite arbitrary CSS files via vectors related to \"style import.\""}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "https://blog.mybb.com/2016/10/17/mybb-1-8-8-merge-system-1-8-8-release/", "refsource": "CONFIRM", "url": "https://blog.mybb.com/2016/10/17/mybb-1-8-8-merge-system-1-8-8-release/"}, {"name": "[oss-security] 20161117 Re: CVE request: MyBB multiple vulnerabilities", "refsource": "MLIST", "url": "http://www.openwall.com/lists/oss-security/2016/11/18/1"}, {"name": "[oss-security] 20161110 CVE request: MyBB multiple vulnerabilities", "refsource": "MLIST", "url": "http://www.openwall.com/lists/oss-security/2016/11/10/8"}, {"name": "94396", "refsource": "BID", "url": "http://www.securityfocus.com/bid/94396"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-06T02:50:38.036Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://blog.mybb.com/2016/10/17/mybb-1-8-8-merge-system-1-8-8-release/"}, {"name": "[oss-security] 20161117 Re: CVE request: MyBB multiple vulnerabilities", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "http://www.openwall.com/lists/oss-security/2016/11/18/1"}, {"name": "[oss-security] 20161110 CVE request: MyBB multiple vulnerabilities", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "http://www.openwall.com/lists/oss-security/2016/11/10/8"}, {"name": "94396", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"], "url": "http://www.securityfocus.com/bid/94396"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2016-9415", "datePublished": "2017-01-31T22:00:00.000Z", "dateReserved": "2016-11-17T00:00:00.000Z", "dateUpdated": "2024-08-06T02:50:38.036Z", "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:mybb:merge_system:*:*:*:*:*:*:*:*", "matchCriteriaId": "FC4E25F3-7C9D-45E3-8330-961A56BC3C48", "versionEndIncluding": "1.8.7", "vulnerable": true}, {"criteria": "cpe:2.3:a:mybb:mybb:*:*:*:*:*:*:*:*", "matchCriteriaId": "78D16782-41C7-4001-8DD1-C7A09B347733", "versionEndIncluding": "1.8.7", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:o:microsoft:windows:*:*:*:*:*:*:*:*", "matchCriteriaId": "2CF61F35-5905-4BA9-AD7E-7DB261D2F256", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "MyBB (aka MyBulletinBoard) before 1.8.8 on Windows and MyBB Merge System before 1.8.8 on Windows allow remote attackers to overwrite arbitrary CSS files via vectors related to \"style import.\""}, {"lang": "es", "value": "MyBB (tambi\u00e9n conocido como MyBulletinBoard) en versiones anteriores a 1.8.8 en Windows y MyBB Merge System en versiones anteriores a 1.8.8 en Windows permiten a atacantes remotos sobrescribir archivos CSS arbitrarios a trav\u00e9s de vectores relacionados con \"importar estilo\"."}], "id": "CVE-2016-9415", "lastModified": "2026-06-17T00:55:59.730", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2017-01-31T22:59:01.533", "references": [{"source": "cve@mitre.org", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2016/11/10/8"}, {"source": "cve@mitre.org", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2016/11/18/1"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/94396"}, {"source": "cve@mitre.org", "tags": ["Patch", "Release Notes", "Vendor Advisory"], "url": "https://blog.mybb.com/2016/10/17/mybb-1-8-8-merge-system-1-8-8-release/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2016/11/10/8"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "url": "http://www.openwall.com/lists/oss-security/2016/11/18/1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/94396"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Release Notes", "Vendor Advisory"], "url": "https://blog.mybb.com/2016/10/17/mybb-1-8-8-merge-system-1-8-8-release/"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-284"}], "source": "nvd@nist.gov", "type": "Primary"}]}