CVE-2021-26605

CVSS v3 7.5 HIGH
CVSS v2.0 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

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

A

n improper input validation vulnerability in the service of ezPDFReader allows attacker to execute arbitrary command. This issue occurred when the ezPDF launcher received and executed crafted input values through JSON-RPC communication.

References

Link	Resource
https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36168	Third Party Advisory
https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36168	Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:a:unidocs:ezpdfreader:*:*:*:*:*:*:*:*

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

History

21 Nov 2024, 05:56

Type	Values Removed	Values Added
CVSS	v2 : ~~7.5~~ v3 : ~~9.8~~	v2 : 7.5 v3 : 7.5
References	~~() https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36168 - Third Party Advisory~~	() https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36168 - Third Party Advisory

Information

Published : 2021-08-05 21:15

Updated : 2024-11-21 05:56

NVD link : CVE-2021-26605

Mitre link : CVE-2021-26605

CVE.ORG link : CVE-2021-26605

JSON object : View

Products Affected

ezpdfreader

windows

CWE

CWE-20

Improper Input Validation

{"id": "CVE-2021-26605", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "[email protected]", "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": "Secondary", "source": "[email protected]", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}, {"type": "Primary", "source": "[email protected]", "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": "2021-08-05T21:15:11.820", "references": [{"url": "https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36168", "tags": ["Third Party Advisory"], "source": "[email protected]"}, {"url": "https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36168", "tags": ["Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Secondary", "source": "[email protected]", "description": [{"lang": "en", "value": "CWE-20"}]}, {"type": "Primary", "source": "[email protected]", "description": [{"lang": "en", "value": "CWE-20"}]}], "descriptions": [{"lang": "en", "value": "An improper input validation vulnerability in the service of ezPDFReader allows attacker to execute arbitrary command. This issue occurred when the ezPDF launcher received and executed crafted input values through JSON-RPC communication."}, {"lang": "es", "value": "Una vulnerabilidad de comprobaci\u00f3n inapropiada de entrada en el servicio de ezPDFReader, permite a un atacante ejecutar un comando arbitrario. Este problema ocurr\u00eda cuando el lanzador de ezPDF recib\u00eda y ejecutaba valores de entrada dise\u00f1ados mediante la comunicaci\u00f3n JSON-RPC"}], "lastModified": "2024-11-21T05:56:34.233", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:unidocs:ezpdfreader:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7365289A-2436-4604-9675-3C264840B154", "versionEndIncluding": "3.0", "versionStartIncluding": "2.0"}], "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": "[email protected]"}