CVE-2018-3940

An exploitable use-after-free vulnerability exists in the JavaScript engine of Foxit Software's PDF Reader, version 9.1.0.5096. A specially crafted PDF document can trigger a previously freed object in memory to be reused. An attacker needs to trick the user to open the malicious file to trigger.

CVSS v3 8.8 HIGH
CVSS v2.0 6.8 MEDIUM

8.8^/10

CVSS v3 : HIGH

Vector :

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.securitytracker.com/id/1041769	Third Party Advisory VDB Entry
https://talosintelligence.com/vulnerability_reports/TALOS-2018-0607	Exploit Third Party Advisory
https://www.foxitsoftware.com/support/security-bulletins.php	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

OR	cpe:2.3:a:foxitsoftware:phantompdf::::::::
	cpe:2.3:a:foxitsoftware:reader::::::::

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

History

No history.

Information

Published : 2018-10-08 16:29

Updated : 2024-02-04 20:03

NVD link : CVE-2018-3940

Mitre link : CVE-2018-3940

CVE.ORG link : CVE-2018-3940

JSON object : View

Products Affected

foxitsoftware

phantompdf
reader

microsoft

windows

CWE

CWE-416

Use After Free

{"id": "CVE-2018-3940", "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": "Secondary", "source": "talos-cna@cisco.com", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 8.0, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.1}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/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": "2018-10-08T16:29:02.553", "references": [{"url": "http://www.securitytracker.com/id/1041769", "tags": ["Third Party Advisory", "VDB Entry"], "source": "talos-cna@cisco.com"}, {"url": "https://talosintelligence.com/vulnerability_reports/TALOS-2018-0607", "tags": ["Exploit", "Third Party Advisory"], "source": "talos-cna@cisco.com"}, {"url": "https://www.foxitsoftware.com/support/security-bulletins.php", "tags": ["Vendor Advisory"], "source": "nvd@nist.gov"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-416"}]}], "descriptions": [{"lang": "en", "value": "An exploitable use-after-free vulnerability exists in the JavaScript engine of Foxit Software's PDF Reader, version 9.1.0.5096. A specially crafted PDF document can trigger a previously freed object in memory to be reused. An attacker needs to trick the user to open the malicious file to trigger."}, {"lang": "es", "value": "Existe una vulnerabilidad explotable de uso de memoria previamente liberada en el motor JavaScript de Foxit PDF Reader, de Foxit Software, en su versi\u00f3n 9.1.0.5096. Un documento PDF especialmente manipulado puede hacer que se reutilice un objeto previamente liberado en la memoria. Un atacante necesita enga\u00f1ar a un usuario para que abra el archivo malicioso para desencadenar esta vulnerabilidad."}], "lastModified": "2023-02-02T22:15:08.107", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:foxitsoftware:phantompdf:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7A348D4B-A9E7-4DE1-86DE-145928759412", "versionEndIncluding": "9.2.0.9297"}, {"criteria": "cpe:2.3:a:foxitsoftware:reader:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F8E0B5F8-CC26-49AE-B9CB-D258C0F2D4F1", "versionEndIncluding": "9.2.0.9297"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "A2572D17-1DE6-457B-99CC-64AFD54487EA"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "talos-cna@cisco.com"}