CVE-2015-8789

Use-after-free vulnerability in the EbmlMaster::Read function in libEBML before 1.3.3 allows context-dependent attackers to have unspecified impact via a "deeply nested element with infinite size" followed by another element of an upper level in an EBML document.

CVSS v3.0 9.6 CRITICAL
CVSS v2.0 9.3 HIGH

9.6^/10

CVSS v3.0 : CRITICAL

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

Exploitability : 2.8 / Impact : 6.0

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

9.3^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:M/Au:N/C:C/I:C/A:C

Exploitability : 8.6 / Impact : 10.0

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://github.com/Matroska-Org/libebml/blob/release-1.3.3/ChangeLog	Vendor Advisory
https://github.com/Matroska-Org/libebml/commit/88409e2a94dd3b40ff81d08bf6d92f486d036b24
http://lists.opensuse.org/opensuse-updates/2016-01/msg00035.html
http://lists.matroska.org/pipermail/matroska-users/2015-October/006985.html	Vendor Advisory
http://www.debian.org/security/2016/dsa-3538
http://www.talosintelligence.com/reports/TALOS-2016-0037/
http://www.securityfocus.com/bid/94924

Advertisement

Configurations

Configuration 1 (hide)

cpe:2.3:a:matroska:libebml:*:*:*:*:*:*:*:*

Information

Published : 2016-01-29 11:59

Updated : 2017-01-19 18:59

NVD link : CVE-2015-8789

Mitre link : CVE-2015-8789

JSON object : View

CWE

NVD-CWE-Other

Advertisement

Products Affected

matroska

libebml

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://github.com/Matroska-Org/libebml/blob/release-1.3.3/ChangeLog", "name": "https://github.com/Matroska-Org/libebml/blob/release-1.3.3/ChangeLog", "tags": ["Vendor Advisory"], "refsource": "CONFIRM"}, {"url": "https://github.com/Matroska-Org/libebml/commit/88409e2a94dd3b40ff81d08bf6d92f486d036b24", "name": "https://github.com/Matroska-Org/libebml/commit/88409e2a94dd3b40ff81d08bf6d92f486d036b24", "tags": [], "refsource": "CONFIRM"}, {"url": "http://lists.opensuse.org/opensuse-updates/2016-01/msg00035.html", "name": "openSUSE-SU-2016:0125", "tags": [], "refsource": "SUSE"}, {"url": "http://lists.matroska.org/pipermail/matroska-users/2015-October/006985.html", "name": "[matroska-users] 20151020 libEBML v1.3.3, libMatroska v1.4.4 released: important fixes", "tags": ["Vendor Advisory"], "refsource": "MLIST"}, {"url": "http://www.debian.org/security/2016/dsa-3538", "name": "DSA-3538", "tags": [], "refsource": "DEBIAN"}, {"url": "http://www.talosintelligence.com/reports/TALOS-2016-0037/", "name": "http://www.talosintelligence.com/reports/TALOS-2016-0037/", "tags": [], "refsource": "MISC"}, {"url": "http://www.securityfocus.com/bid/94924", "name": "94924", "tags": [], "refsource": "BID"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "Use-after-free vulnerability in the EbmlMaster::Read function in libEBML before 1.3.3 allows context-dependent attackers to have unspecified impact via a \"deeply nested element with infinite size\" followed by another element of an upper level in an EBML document."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "NVD-CWE-Other"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2015-8789", "ASSIGNER": "cve@mitre.org"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 9.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C", "authentication": "NONE", "integrityImpact": "COMPLETE", "accessComplexity": "MEDIUM", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "severity": "HIGH", "impactScore": 10.0, "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}, "baseMetricV3": {"cvssV3": {"scope": "CHANGED", "version": "3.0", "baseScore": 9.6, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 6.0, "exploitabilityScore": 2.8}}, "publishedDate": "2016-01-29T19:59Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:matroska:libebml:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndIncluding": "1.3.2"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2017-01-20T02:59Z"}