CVE-2021-33491 - Vulnerability Details - OpenCVE

Description

OX App Suite through 7.10.5 allows Directory Traversal via ../ in an OOXML or ODF ZIP archive, because of the mishandling of relative paths in mail addresses in conjunction with auto-configuration DNS records.

Published: 2021-11-22

Score: 6.5 Medium

EPSS: 2.4% Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

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

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:a:open-xchange:ox_app_suite:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2021-20194	OX App Suite through 7.10.5 allows Directory Traversal via ../ in an OOXML or ODF ZIP archive, because of the mishandling of relative paths in mail addresses in conjunction with auto-configuration DNS records.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact High

Availability Impact None

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication Single

Confidentiality Impact None

Integrity Impact Partial

Availability Impact None

This CVE is not in the KEV list.

The EPSS score is 0.02435.

Key SSVC decision points have not yet been added.

References

Link	Providers
http://packetstormsecurity.com/files/165028/OX-App-Suite-Ox-Documents-7.10.x-XSS-Code-Injection-Traversal.html
https://open-xchange.com
https://seclists.org/fulldisclosure/2021/Nov/42

History

No history.

Subscriptions

Open-xchange Ox App Suite

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2021-11-22T08:12:58.000Z

Updated: 2024-08-03T23:50:42.978Z

Reserved: 2021-05-21T00:00:00.000Z

Link: CVE-2021-33491

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-11-22T09:15:07.103

Modified: 2026-06-17T03:54:40.030

Link: CVE-2021-33491

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-22
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "descriptions": [{"lang": "en", "value": "OX App Suite through 7.10.5 allows Directory Traversal via ../ in an OOXML or ODF ZIP archive, because of the mishandling of relative paths in mail addresses in conjunction with auto-configuration DNS records."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2021-11-22T19:06:32.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://open-xchange.com"}, {"tags": ["x_refsource_MISC"], "url": "https://seclists.org/fulldisclosure/2021/Nov/42"}, {"tags": ["x_refsource_MISC"], "url": "http://packetstormsecurity.com/files/165028/OX-App-Suite-Ox-Documents-7.10.x-XSS-Code-Injection-Traversal.html"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2021-33491", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "OX App Suite through 7.10.5 allows Directory Traversal via ../ in an OOXML or ODF ZIP archive, because of the mishandling of relative paths in mail addresses in conjunction with auto-configuration DNS records."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "https://open-xchange.com", "refsource": "MISC", "url": "https://open-xchange.com"}, {"name": "https://seclists.org/fulldisclosure/2021/Nov/42", "refsource": "MISC", "url": "https://seclists.org/fulldisclosure/2021/Nov/42"}, {"name": "http://packetstormsecurity.com/files/165028/OX-App-Suite-Ox-Documents-7.10.x-XSS-Code-Injection-Traversal.html", "refsource": "MISC", "url": "http://packetstormsecurity.com/files/165028/OX-App-Suite-Ox-Documents-7.10.x-XSS-Code-Injection-Traversal.html"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T23:50:42.978Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://open-xchange.com"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://seclists.org/fulldisclosure/2021/Nov/42"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "http://packetstormsecurity.com/files/165028/OX-App-Suite-Ox-Documents-7.10.x-XSS-Code-Injection-Traversal.html"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2021-33491", "datePublished": "2021-11-22T08:12:58.000Z", "dateReserved": "2021-05-21T00:00:00.000Z", "dateUpdated": "2024-08-03T23:50:42.978Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "cve@mitre.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:open-xchange:ox_app_suite:*:*:*:*:*:*:*:*", "matchCriteriaId": "A8BB4AF8-37F6-4554-A677-56C9C4BA51E0", "versionEndIncluding": "7.10.5", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "OX App Suite through 7.10.5 allows Directory Traversal via ../ in an OOXML or ODF ZIP archive, because of the mishandling of relative paths in mail addresses in conjunction with auto-configuration DNS records."}, {"lang": "es", "value": "OX App Suite versiones hasta 7.10.5, permite un salto de directorios por medio de ../ en un archivo ZIP OOXML u ODF, debido al manejo inapropiado de las rutas relativas en las direcciones de correo en conjunto con los registros DNS de auto-configuraci\u00f3n"}], "id": "CVE-2021-33491", "lastModified": "2026-06-17T03:54:40.030", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "NONE", "baseScore": 4.0, "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:S/C:N/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2021-11-22T09:15:07.103", "references": [{"source": "cve@mitre.org", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "url": "http://packetstormsecurity.com/files/165028/OX-App-Suite-Ox-Documents-7.10.x-XSS-Code-Injection-Traversal.html"}, {"source": "cve@mitre.org", "tags": ["Product", "Vendor Advisory"], "url": "https://open-xchange.com"}, {"source": "cve@mitre.org", "tags": ["Exploit", "Mailing List", "Third Party Advisory"], "url": "https://seclists.org/fulldisclosure/2021/Nov/42"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "url": "http://packetstormsecurity.com/files/165028/OX-App-Suite-Ox-Documents-7.10.x-XSS-Code-Injection-Traversal.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Product", "Vendor Advisory"], "url": "https://open-xchange.com"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Mailing List", "Third Party Advisory"], "url": "https://seclists.org/fulldisclosure/2021/Nov/42"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-22"}], "source": "nvd@nist.gov", "type": "Primary"}]}