CVE-2015-8977

MyBB (aka MyBulletinBoard) before 1.6.18 and 1.8.x before 1.8.6 and MyBB Merge System before 1.8.6 allow remote attackers to obtain the installation path via vectors involving error log files.

CVSS v3 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3 : HIGH

Vector : AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:P/I:N/A:N

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
http://www.openwall.com/lists/oss-security/2016/11/10/8	Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/11/18/1	Mailing List Third Party Advisory
http://www.securityfocus.com/bid/94397	Third Party Advisory VDB Entry
https://blog.mybb.com/2015/09/07/mybb-1-8-6-1-6-18-merge-system-1-8-6-release/	Release Notes Vendor Advisory
http://www.openwall.com/lists/oss-security/2016/11/10/8	Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/11/18/1	Mailing List Third Party Advisory
http://www.securityfocus.com/bid/94397	Third Party Advisory VDB Entry
https://blog.mybb.com/2015/09/07/mybb-1-8-6-1-6-18-merge-system-1-8-6-release/	Release Notes Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:mybb:merge_system::::::::
	cpe:2.3:a:mybb:mybb::::::::
	cpe:2.3:a:mybb:mybb:1.8.0:::::::*
	cpe:2.3:a:mybb:mybb:1.8.1:::::::*
	cpe:2.3:a:mybb:mybb:1.8.2:::::::*
	cpe:2.3:a:mybb:mybb:1.8.3:::::::*
	cpe:2.3:a:mybb:mybb:1.8.4:::::::*
	cpe:2.3:a:mybb:mybb:1.8.5:::::::*

History

No history.

Information

Published : 2017-01-31 22:59

Updated : 2025-04-20 01:37

NVD link : CVE-2015-8977

Mitre link : CVE-2015-8977

CVE.ORG link : CVE-2015-8977

JSON object : View

Products Affected

mybb

merge_system
mybb

CWE

CWE-532

Insertion of Sensitive Information into Log File

{"id": "CVE-2015-8977", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": true, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2017-01-31T22:59:00.297", "references": [{"url": "http://www.openwall.com/lists/oss-security/2016/11/10/8", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "http://www.openwall.com/lists/oss-security/2016/11/18/1", "tags": ["Mailing List", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "http://www.securityfocus.com/bid/94397", "tags": ["Third Party Advisory", "VDB Entry"], "source": "cve@mitre.org"}, {"url": "https://blog.mybb.com/2015/09/07/mybb-1-8-6-1-6-18-merge-system-1-8-6-release/", "tags": ["Release Notes", "Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "http://www.openwall.com/lists/oss-security/2016/11/10/8", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.openwall.com/lists/oss-security/2016/11/18/1", "tags": ["Mailing List", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "http://www.securityfocus.com/bid/94397", "tags": ["Third Party Advisory", "VDB Entry"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://blog.mybb.com/2015/09/07/mybb-1-8-6-1-6-18-merge-system-1-8-6-release/", "tags": ["Release Notes", "Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-532"}]}], "descriptions": [{"lang": "en", "value": "MyBB (aka MyBulletinBoard) before 1.6.18 and 1.8.x before 1.8.6 and MyBB Merge System before 1.8.6 allow remote attackers to obtain the installation path via vectors involving error log files."}, {"lang": "es", "value": "MyBB (tambi\u00e9n conocido como MyBulletinBoard) en versiones anteriores a 1.6.18 y 1.8.x en versiones anteriores a 1.8.6 y MyBB Merge System en versiones anteriores a 1.8.6 permiten a atacantes remotos obtener la ruta de instalaci\u00f3n a trav\u00e9s de vectores que involucran archivos de registro de errores."}], "lastModified": "2025-04-20T01:37:25.860", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:mybb:merge_system:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "22907EC0-5A2D-4DCF-B887-8FA311B3D4E2", "versionEndIncluding": "1.8.5"}, {"criteria": "cpe:2.3:a:mybb:mybb:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2FF6F484-A280-45A6-BB5E-B923339B7109", "versionEndIncluding": "1.6.17"}, {"criteria": "cpe:2.3:a:mybb:mybb:1.8.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E697D13C-5594-491B-B911-3B4BEA00AFCC"}, {"criteria": "cpe:2.3:a:mybb:mybb:1.8.1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "00724054-858F-4322-8BE5-F6929CC2CAD8"}, {"criteria": "cpe:2.3:a:mybb:mybb:1.8.2:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "95998F68-1F16-4FEA-BDE3-957235D04881"}, {"criteria": "cpe:2.3:a:mybb:mybb:1.8.3:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "927F9547-773B-4F2C-8870-AA3672EEC7CA"}, {"criteria": "cpe:2.3:a:mybb:mybb:1.8.4:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6817FA9E-51B7-4ADE-86E2-E9F559A585EC"}, {"criteria": "cpe:2.3:a:mybb:mybb:1.8.5:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "667EFFF1-E5C1-4124-BD0B-D4244FAECE15"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}