CVE-2020-7870

A memory corruption vulnerability exists when ezPDF improperly handles the parameter. This vulnerability exists due to insufficient validation of the parameter.

CVSS v3 7.2 HIGH
CVSS v2.0 6.5 MEDIUM

7.2^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.2 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.5^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36099	Third Party Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:unidocs:ezpdf_editor::::::::
	cpe:2.3:a:unidocs:ezpdf_reader::::::::

History

No history.

Information

Published : 2021-06-29 14:15

Updated : 2022-08-05 15:17

NVD link : CVE-2020-7870

Mitre link : CVE-2020-7870

CVE.ORG link : CVE-2020-7870

JSON object : View

Products Affected

unidocs

ezpdf_reader
ezpdf_editor

CWE

CWE-787

Out-of-bounds Write

CWE-20

Improper Input Validation

{"id": "CVE-2020-7870", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P", "authentication": "SINGLE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.2, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "HIGH", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.2}, {"type": "Secondary", "source": "vuln@krcert.or.kr", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.4, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "HIGH", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 0.5}]}, "published": "2021-06-29T14:15:08.307", "references": [{"url": "https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36099", "tags": ["Third Party Advisory"], "source": "vuln@krcert.or.kr"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-787"}]}, {"type": "Secondary", "source": "vuln@krcert.or.kr", "description": [{"lang": "en", "value": "CWE-20"}]}], "descriptions": [{"lang": "en", "value": "A memory corruption vulnerability exists when ezPDF improperly handles the parameter. This vulnerability exists due to insufficient validation of the parameter."}, {"lang": "es", "value": "Se presenta una vulnerabilidad de corrupci\u00f3n de memoria cuando ezPDF maneja inapropiadamente el par\u00e1metro. Esta vulnerabilidad se presenta debido a una comprobaci\u00f3n insuficiente del par\u00e1metro"}], "lastModified": "2022-08-05T15:17:04.700", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:unidocs:ezpdf_editor:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "24BC1710-862D-4B50-A1DC-AAE83B69E936", "versionEndExcluding": "3.0.6.5"}, {"criteria": "cpe:2.3:a:unidocs:ezpdf_reader:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7A47A9B3-6183-4677-87D9-A41A7D67BD0A", "versionEndExcluding": "3.0.0.2"}], "operator": "OR"}]}], "sourceIdentifier": "vuln@krcert.or.kr"}