CVE-2020-7870 - Vulnerability Details - OpenCVE

Description

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

Published: 2021-06-29

Score: 6.4 Medium

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

No analysis available yet.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

UNIDOCS

ezPDF Reader

affected

Version	Status	Constraints
`3`	affected	≤ 3.0.0.1

UNIDOCS

ezPDF Editor

affected

Version	Status	Constraints
`3`	affected	≤ 3.0.6.4

Configuration 1 [-]

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

No data.

No data available yet.

Remediation

No remediation available yet.

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2020-28802	A memory corruption vulnerability exists when ezPDF improperly handles the parameter. This vulnerability exists due to insufficient validation of the parameter.

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required High

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction Required

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication Single

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.00273.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36099

History

No history.

Subscriptions

Unidocs Ezpdf Editor Ezpdf Reader

MITRE

Status: PUBLISHED

Assigner: krcert

Published: 2021-06-29T13:15:26.000Z

Updated: 2024-08-04T09:41:01.926Z

Reserved: 2020-01-22T00:00:00.000Z

Link: CVE-2020-7870

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-06-29T14:15:08.307

Modified: 2024-11-21T05:37:57.003

Link: CVE-2020-7870

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

{"containers": {"cna": {"affected": [{"product": "ezPDF Reader", "vendor": "UNIDOCS", "versions": [{"lessThanOrEqual": "3.0.0.1", "status": "affected", "version": "3", "versionType": "custom"}]}, {"product": "ezPDF Editor", "vendor": "UNIDOCS", "versions": [{"lessThanOrEqual": "3.0.6.4", "status": "affected", "version": "3", "versionType": "custom"}]}], "credits": [{"lang": "en", "value": "Namjon Jo"}], "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."}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-20", "description": "CWE-20 Improper Input Validation", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2021-06-29T13:15:26.000Z", "orgId": "cdd7a122-0fae-4202-8d86-14efbacc2863", "shortName": "krcert"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36099"}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "vuln@krcert.or.kr", "ID": "CVE-2020-7870", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "ezPDF Reader", "version": {"version_data": [{"version_affected": "<=", "version_name": "3", "version_value": "3.0.0.1"}]}}, {"product_name": "ezPDF Editor", "version": {"version_data": [{"version_affected": "<=", "version_name": "3", "version_value": "3.0.6.4"}]}}]}, "vendor_name": "UNIDOCS"}]}}, "credit": [{"lang": "eng", "value": "Namjon Jo"}], "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "A memory corruption vulnerability exists when ezPDF improperly handles the parameter. This vulnerability exists due to insufficient validation of the parameter."}]}, "generator": {"engine": "Vulnogram 0.0.9"}, "impact": {"cvss": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-20 Improper Input Validation"}]}]}, "references": {"reference_data": [{"name": "https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36099", "refsource": "MISC", "url": "https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36099"}]}, "source": {"discovery": "UNKNOWN"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T09:41:01.926Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36099"}]}]}, "cveMetadata": {"assignerOrgId": "cdd7a122-0fae-4202-8d86-14efbacc2863", "assignerShortName": "krcert", "cveId": "CVE-2020-7870", "datePublished": "2021-06-29T13:15:26.000Z", "dateReserved": "2020-01-22T00:00:00.000Z", "dateUpdated": "2024-08-04T09:41:01.926Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:unidocs:ezpdf_editor:*:*:*:*:*:*:*:*", "matchCriteriaId": "24BC1710-862D-4B50-A1DC-AAE83B69E936", "versionEndExcluding": "3.0.6.5", "vulnerable": true}, {"criteria": "cpe:2.3:a:unidocs:ezpdf_reader:*:*:*:*:*:*:*:*", "matchCriteriaId": "7A47A9B3-6183-4677-87D9-A41A7D67BD0A", "versionEndExcluding": "3.0.0.2", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "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"}], "id": "CVE-2020-7870", "lastModified": "2024-11-21T05:37:57.003", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 6.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 0.5, "impactScore": 5.9, "source": "vuln@krcert.or.kr", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.2, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.2, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-06-29T14:15:08.307", "references": [{"source": "vuln@krcert.or.kr", "tags": ["Third Party Advisory"], "url": "https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36099"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36099"}], "sourceIdentifier": "vuln@krcert.or.kr", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "vuln@krcert.or.kr", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-787"}], "source": "nvd@nist.gov", "type": "Primary"}]}