CVE-2018-12447

The restore_tqb_pixels function in hevc_filter.c in libavcodec, as used in libbpg 0.9.8 and other products, has an integer overflow that leads to a heap-based buffer overflow and remote code execution.

CVSS v3 8.8 HIGH
CVSS v2.0 6.8 MEDIUM

8.8^/10

CVSS v3 : HIGH

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

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://drive.google.com/open?id=1J3hTt8XHz7u7QDSNYxEuwFZTO6Baggl0	Third Party Advisory
https://github.com/ebel34/bpg-web-encoder/issues/2	Exploit Issue Tracking Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:libbpg_project:libbpg:0.9.8:*:*:*:*:*:*:*

History

No history.

Information

Published : 2018-06-15 13:29

Updated : 2023-12-10 12:30

NVD link : CVE-2018-12447

Mitre link : CVE-2018-12447

CVE.ORG link : CVE-2018-12447

JSON object : View

Products Affected

libbpg_project

libbpg

CWE

CWE-190

Integer Overflow or Wraparound

CWE-787

Out-of-bounds Write

{"id": "CVE-2018-12447", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.8}]}, "published": "2018-06-15T13:29:01.447", "references": [{"url": "https://drive.google.com/open?id=1J3hTt8XHz7u7QDSNYxEuwFZTO6Baggl0", "tags": ["Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/ebel34/bpg-web-encoder/issues/2", "tags": ["Exploit", "Issue Tracking", "Third Party Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-190"}, {"lang": "en", "value": "CWE-787"}]}], "descriptions": [{"lang": "en", "value": "The restore_tqb_pixels function in hevc_filter.c in libavcodec, as used in libbpg 0.9.8 and other products, has an integer overflow that leads to a heap-based buffer overflow and remote code execution."}, {"lang": "es", "value": "La funci\u00f3n restore_tqb_pixels en hevc_filter.c en libavcodec, tal y como se emplea en libbpg 0.9.8 y otros productos, tiene un desbordamiento de enteros que conduce a un desbordamiento de b\u00fafer basado en memoria din\u00e1mica (heap) y a la ejecuci\u00f3n remota de c\u00f3digo."}], "lastModified": "2020-08-24T17:37:01.140", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:libbpg_project:libbpg:0.9.8:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "EDD37459-796D-4203-A1DC-3672E02CCC4C"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}