CVE-2016-5637

The restore_tqb_pixels function in libbpg 0.9.5 through 0.9.7 mishandles the transquant_bypass_enable_flag value, which allows remote attackers to execute arbitrary code or cause a denial of service (out-of-bounds write) via a crafted BPG image, related to a "type confusion" issue.

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
http://www.kb.cert.org/vuls/id/123799	Third Party Advisory US Government Resource
http://www.securityfocus.com/bid/91726	Third Party Advisory VDB Entry

Configurations

Configuration 1 (hide)

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

History

No history.

Information

Published : 2016-07-15 18:59

Updated : 2023-12-10 11:46

NVD link : CVE-2016-5637

Mitre link : CVE-2016-5637

CVE.ORG link : CVE-2016-5637

JSON object : View

Products Affected

libbpg_project

libbpg

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

{"id": "CVE-2016-5637", "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": "2016-07-15T18:59:08.140", "references": [{"url": "http://www.kb.cert.org/vuls/id/123799", "tags": ["Third Party Advisory", "US Government Resource"], "source": "cret@cert.org"}, {"url": "http://www.securityfocus.com/bid/91726", "tags": ["Third Party Advisory", "VDB Entry"], "source": "cret@cert.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-119"}]}], "descriptions": [{"lang": "en", "value": "The restore_tqb_pixels function in libbpg 0.9.5 through 0.9.7 mishandles the transquant_bypass_enable_flag value, which allows remote attackers to execute arbitrary code or cause a denial of service (out-of-bounds write) via a crafted BPG image, related to a \"type confusion\" issue."}, {"lang": "es", "value": "La funci\u00f3n restore_tqb_pixels en libbpg 0.9.5 hasta la versi\u00f3n 0.9.7 no maneja correctamente el valor transquant_bypass_enable_flag, lo que permite a atacantes remotos ejecutar c\u00f3digo arbitrario o provocar una denegaci\u00f3n de servicio (escritura fuera de l\u00edmites) a trav\u00e9s de una imagen BPG manipulada, relacionado con un problema \"type confusion\"."}], "lastModified": "2018-10-17T17:50:50.123", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:libbpg_project:libbpg:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C4692D54-D6B8-484D-B9EC-6FE876B7E9AF", "versionEndIncluding": "0.9.7", "versionStartIncluding": "0.9.5"}], "operator": "OR"}]}], "sourceIdentifier": "cret@cert.org"}