CVE-2020-26535

An issue was discovered in Foxit Reader and PhantomPDF before 10.1. If TslAlloc attempts to allocate thread local storage but obtains an unacceptable index value, V8 throws an exception that leads to a write access violation (and read access violation).

CVSS v3 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

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

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://www.foxitsoftware.com/support/security-bulletins.html	Patch Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:foxitsoftware:foxit_reader::::::::
	cpe:2.3:a:foxitsoftware:phantompdf::::::::

History

No history.

Information

Published : 2020-10-02 08:15

Updated : 2023-12-10 13:41

NVD link : CVE-2020-26535

Mitre link : CVE-2020-26535

CVE.ORG link : CVE-2020-26535

JSON object : View

Products Affected

foxitsoftware

foxit_reader
phantompdf

CWE

CWE-787

Out-of-bounds Write

{"id": "CVE-2020-26535", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}]}, "published": "2020-10-02T08:15:12.493", "references": [{"url": "https://www.foxitsoftware.com/support/security-bulletins.html", "tags": ["Patch", "Vendor Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-787"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in Foxit Reader and PhantomPDF before 10.1. If TslAlloc attempts to allocate thread local storage but obtains an unacceptable index value, V8 throws an exception that leads to a write access violation (and read access violation)."}, {"lang": "es", "value": "Se detect\u00f3 un problema en Foxit Reader y PhantomPDF versiones anteriores a 10.1. Si TslAlloc intenta asignar el almacenamiento local de hilos (subprocesos) pero obtiene un valor de \u00edndice inaceptable, V8 lanza una excepci\u00f3n que conlleva a una violaci\u00f3n de acceso de escritura (y una violaci\u00f3n de acceso de lectura)"}], "lastModified": "2020-10-05T03:14:40.380", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:foxitsoftware:foxit_reader:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "301584EF-3A6F-44AD-9A4F-261B28A8FCAA", "versionEndExcluding": "10.1"}, {"criteria": "cpe:2.3:a:foxitsoftware:phantompdf:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E290754A-AAD1-4373-9D74-2F4AC0DD9E0C", "versionEndExcluding": "10.1"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}