CVE-2021-26618 - Vulnerability Details - OpenCVE

Description

An improper input validation leading to arbitrary file creation was discovered in ToWord of ToOffice. Remote attackers use this vulnerability to execute arbitrary file included malicious code.

Published: 2022-02-18

Score: 7.1 High

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

TmaxSoft Co., Ltd

ToOffice

affected

Version	Status	Constraints
`unspecified`	affected	≤ 3.15.5

Configuration 1 [-]

AND

cpe:2.3:a:tmax:tooffice:*:*:*:*:*:*:*:*

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

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-2021-13412	An improper input validation leading to arbitrary file creation was discovered in ToWord of ToOffice. Remote attackers use this vulnerability to execute arbitrary file included malicious code.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact None

User Interaction Required

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.00695.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36456

History

No history.

Subscriptions

Microsoft Windows

Tmax Tooffice

MITRE

Status: PUBLISHED

Assigner: krcert

Published: 2022-02-18T17:50:21.000Z

Updated: 2024-08-03T20:26:25.509Z

Reserved: 2021-02-03T00:00:00.000Z

Link: CVE-2021-26618

Vulnrichment

No data.

NVD

Status : Modified

Published: 2022-02-18T18:15:09.147

Modified: 2024-11-21T05:56:36.123

Link: CVE-2021-26618

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-20

{"containers": {"cna": {"affected": [{"platforms": ["Windows"], "product": "ToOffice", "vendor": "TmaxSoft Co., Ltd", "versions": [{"lessThanOrEqual": "3.15.5", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "descriptions": [{"lang": "en", "value": "An improper input validation leading to arbitrary file creation was discovered in ToWord of ToOffice. Remote attackers use this vulnerability to execute arbitrary file included malicious code."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 7.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-20", "description": "CWE-20 Improper Input Validation", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2022-02-18T17:50:21.000Z", "orgId": "cdd7a122-0fae-4202-8d86-14efbacc2863", "shortName": "krcert"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36456"}], "source": {"discovery": "UNKNOWN"}, "title": "Tmax ToOffice arbitrary file creation vulnerability", "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "vuln@krcert.or.kr", "ID": "CVE-2021-26618", "STATE": "PUBLIC", "TITLE": "Tmax ToOffice arbitrary file creation vulnerability"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "ToOffice", "version": {"version_data": [{"platform": "Windows", "version_affected": "<=", "version_value": "3.15.5"}]}}]}, "vendor_name": "TmaxSoft Co., Ltd"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "An improper input validation leading to arbitrary file creation was discovered in ToWord of ToOffice. Remote attackers use this vulnerability to execute arbitrary file included malicious code."}]}, "generator": {"engine": "Vulnogram 0.0.9"}, "impact": {"cvss": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 7.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-20 Improper Input Validation"}]}]}, "references": {"reference_data": [{"name": "https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36456", "refsource": "MISC", "url": "https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36456"}]}, "source": {"discovery": "UNKNOWN"}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T20:26:25.509Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36456"}]}]}, "cveMetadata": {"assignerOrgId": "cdd7a122-0fae-4202-8d86-14efbacc2863", "assignerShortName": "krcert", "cveId": "CVE-2021-26618", "datePublished": "2022-02-18T17:50:21.000Z", "dateReserved": "2021-02-03T00:00:00.000Z", "dateUpdated": "2024-08-03T20:26:25.509Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:tmax:tooffice:*:*:*:*:*:*:*:*", "matchCriteriaId": "7D360721-F962-48E2-B379-759D4C6D588B", "versionEndExcluding": "3.15.6", "vulnerable": true}], "negate": false, "operator": "OR"}, {"cpeMatch": [{"criteria": "cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*", "matchCriteriaId": "A2572D17-1DE6-457B-99CC-64AFD54487EA", "vulnerable": false}], "negate": false, "operator": "OR"}], "operator": "AND"}], "descriptions": [{"lang": "en", "value": "An improper input validation leading to arbitrary file creation was discovered in ToWord of ToOffice. Remote attackers use this vulnerability to execute arbitrary file included malicious code."}, {"lang": "es", "value": "Se ha detectado una comprobaci\u00f3n de entrada inapropiada que conlleva a una creaci\u00f3n de archivos arbitrarios en ToWord de ToOffice. Los atacantes remotos usan esta vulnerabilidad para ejecutar un archivo arbitrario que incluye c\u00f3digo malicioso"}], "id": "CVE-2021-26618", "lastModified": "2024-11-21T05:56:36.123", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 7.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.2, "source": "vuln@krcert.or.kr", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2022-02-18T18:15:09.147", "references": [{"source": "vuln@krcert.or.kr", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36456"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36456"}], "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-20"}], "source": "nvd@nist.gov", "type": "Primary"}]}