CVE-2021-21068 (GCVE-0-2021-21068)
Vulnerability from cvelistv5 – Published: 2021-03-12 18:12 – Updated: 2025-04-23 19:43
VLAI
EPSS
VEX
Title
Adobe Creative Cloud installer arbitrary file overwrite vulnerability
Summary
Adobe Creative Cloud Desktop Application version 5.3 (and earlier) is affected by a file handling vulnerability that could allow an attacker to cause arbitrary file overwriting. Exploitation of this issue requires physical access and user interaction.
Severity
6.1 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-04-23 13:19 UTC
CWE
- CWE-379 - Creation of Temporary File in Directory with Incorrect Permissions (CWE-379)
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://helpx.adobe.com/security/products/creativ… | x_refsource_MISC |
Impacted products
1 product
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| Adobe | Creative Cloud (desktop component) |
Affected:
unspecified , ≤ 5.3
(custom)
Affected: unspecified , ≤ None (custom) |
guessed |
Date Public
2021-03-09 00:00
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-03T18:01:13.285Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://helpx.adobe.com/security/products/creative-cloud/apsb21-18.html"
}
],
"title": "CVE Program Container"
},
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2021-21068",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-04-23T13:19:47.704053Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2025-04-23T19:43:48.962Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"product": "Creative Cloud (desktop component)",
"vendor": "Adobe",
"versions": [
{
"lessThanOrEqual": "5.3",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
},
{
"lessThanOrEqual": "None",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
}
],
"datePublic": "2021-03-09T00:00:00.000Z",
"descriptions": [
{
"lang": "en",
"value": "Adobe Creative Cloud Desktop Application version 5.3 (and earlier) is affected by a file handling vulnerability that could allow an attacker to cause arbitrary file overwriting. Exploitation of this issue requires physical access and user interaction."
}
],
"metrics": [
{
"cvssV3_0": {
"attackComplexity": "LOW",
"attackVector": "PHYSICAL",
"availabilityImpact": "HIGH",
"baseScore": 6.1,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "HIGH",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.0/AV:P/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H",
"version": "3.0"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-379",
"description": "Creation of Temporary File in Directory with Incorrect Permissions (CWE-379)",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2021-03-12T18:12:08.000Z",
"orgId": "078d4453-3bcd-4900-85e6-15281da43538",
"shortName": "adobe"
},
"references": [
{
"tags": [
"x_refsource_MISC"
],
"url": "https://helpx.adobe.com/security/products/creative-cloud/apsb21-18.html"
}
],
"source": {
"discovery": "EXTERNAL"
},
"title": "Adobe Creative Cloud installer arbitrary file overwrite vulnerability",
"x_legacyV4Record": {
"CVE_data_meta": {
"ASSIGNER": "psirt@adobe.com",
"DATE_PUBLIC": "2021-03-09T23:00:00.000Z",
"ID": "CVE-2021-21068",
"STATE": "PUBLIC",
"TITLE": "Adobe Creative Cloud installer arbitrary file overwrite vulnerability"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "Creative Cloud (desktop component)",
"version": {
"version_data": [
{
"version_affected": "\u003c=",
"version_value": "5.3"
},
{
"version_affected": "\u003c=",
"version_value": "None"
},
{
"version_affected": "\u003c=",
"version_value": "None"
},
{
"version_affected": "\u003c=",
"version_value": "None"
}
]
}
}
]
},
"vendor_name": "Adobe"
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "Adobe Creative Cloud Desktop Application version 5.3 (and earlier) is affected by a file handling vulnerability that could allow an attacker to cause arbitrary file overwriting. Exploitation of this issue requires physical access and user interaction."
}
]
},
"impact": {
"cvss": {
"attackComplexity": "Low",
"attackVector": "Physical",
"availabilityImpact": "High",
"baseScore": 6.1,
"baseSeverity": "High",
"confidentialityImpact": "High",
"integrityImpact": "High",
"privilegesRequired": "High",
"scope": "Unchanged",
"userInteraction": "Required",
"vectorString": "CVSS:3.0/AV:P/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H",
"version": "3.1"
}
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "Creation of Temporary File in Directory with Incorrect Permissions (CWE-379)"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://helpx.adobe.com/security/products/creative-cloud/apsb21-18.html",
"refsource": "MISC",
"url": "https://helpx.adobe.com/security/products/creative-cloud/apsb21-18.html"
}
]
},
"source": {
"discovery": "EXTERNAL"
}
}
}
},
"cveMetadata": {
"assignerOrgId": "078d4453-3bcd-4900-85e6-15281da43538",
"assignerShortName": "adobe",
"cveId": "CVE-2021-21068",
"datePublished": "2021-03-12T18:12:08.776Z",
"dateReserved": "2020-12-18T00:00:00.000Z",
"dateUpdated": "2025-04-23T19:43:48.962Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2021-21068",
"date": "2026-09-21",
"epss": "0.00621",
"percentile": "0.48084"
},
"nvd": {
"cve": {
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:adobe:creative_cloud_desktop_application:*:*:*:*:*:*:*:*",
"matchCriteriaId": "065BB65B-7840-48D8-AB5C-0BCE3DC2303C",
"versionEndIncluding": "5.3",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
},
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*",
"matchCriteriaId": "387021A0-AF36-463C-A605-32EA7DAC172E",
"vulnerable": false
},
{
"criteria": "cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*",
"matchCriteriaId": "A2572D17-1DE6-457B-99CC-64AFD54487EA",
"vulnerable": false
}
],
"negate": false,
"operator": "OR"
}
],
"operator": "AND"
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Adobe Creative Cloud Desktop Application version 5.3 (and earlier) is affected by a file handling vulnerability that could allow an attacker to cause arbitrary file overwriting. Exploitation of this issue requires physical access and user interaction."
},
{
"lang": "es",
"value": "Adobe Creative Cloud Desktop Application versiones 5.3 (y anteriores), est\u00e1 afectada por una vulnerabilidad de manejo de archivos que podr\u00eda permitir a un atacante causar una sobrescritura de archivos arbitraria.\u0026#xa0;Una explotaci\u00f3n de este problema requiere acceso f\u00edsico e interacci\u00f3n del usuario"
}
],
"id": "CVE-2021-21068",
"lastModified": "2024-11-21T05:47:30.380",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "MEDIUM",
"accessVector": "LOCAL",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 4.4,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"vectorString": "AV:L/AC:M/Au:N/C:P/I:P/A:P",
"version": "2.0"
},
"exploitabilityScore": 3.4,
"impactScore": 6.4,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": true
}
],
"cvssMetricV30": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "PHYSICAL",
"availabilityImpact": "HIGH",
"baseScore": 6.1,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "HIGH",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.0/AV:P/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H",
"version": "3.0"
},
"exploitabilityScore": 0.2,
"impactScore": 5.9,
"source": "psirt@adobe.com",
"type": "Secondary"
}
],
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "PHYSICAL",
"availabilityImpact": "HIGH",
"baseScore": 6.1,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "HIGH",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:P/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 0.2,
"impactScore": 5.9,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2021-03-12T19:15:13.723",
"references": [
{
"source": "psirt@adobe.com",
"tags": [
"Vendor Advisory"
],
"url": "https://helpx.adobe.com/security/products/creative-cloud/apsb21-18.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "https://helpx.adobe.com/security/products/creative-cloud/apsb21-18.html"
}
],
"sourceIdentifier": "psirt@adobe.com",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-379"
}
],
"source": "psirt@adobe.com",
"type": "Secondary"
}
]
}
},
"redhat_vex": {
"current_release_date": "2025-05-29T04:51:16+00:00",
"cve": "CVE-2021-21068",
"id": "CVE-2021-21068",
"initial_release_date": "2021-03-09T00:00:00+00:00",
"product_status:known_not_affected": "1",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "Adobe Creative Cloud installer arbitrary file overwrite vulnerability",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-21068.json",
"version": "3"
},
"vulnrichment": {
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-03T18:01:13.285Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_refsource_MISC",
"x_transferred"
],
"url": "https://helpx.adobe.com/security/products/creative-cloud/apsb21-18.html"
}
],
"title": "CVE Program Container"
},
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2021-21068",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-04-23T13:19:47.704053Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2025-04-23T13:19:49.000Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"product": "Creative Cloud (desktop component)",
"vendor": "Adobe",
"versions": [
{
"lessThanOrEqual": "5.3",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
},
{
"lessThanOrEqual": "None",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
}
],
"datePublic": "2021-03-09T00:00:00.000Z",
"descriptions": [
{
"lang": "en",
"value": "Adobe Creative Cloud Desktop Application version 5.3 (and earlier) is affected by a file handling vulnerability that could allow an attacker to cause arbitrary file overwriting. Exploitation of this issue requires physical access and user interaction."
}
],
"metrics": [
{
"cvssV3_0": {
"attackComplexity": "LOW",
"attackVector": "PHYSICAL",
"availabilityImpact": "HIGH",
"baseScore": 6.1,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "HIGH",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.0/AV:P/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H",
"version": "3.0"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-379",
"description": "Creation of Temporary File in Directory with Incorrect Permissions (CWE-379)",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2021-03-12T18:12:08.000Z",
"orgId": "078d4453-3bcd-4900-85e6-15281da43538",
"shortName": "adobe"
},
"references": [
{
"tags": [
"x_refsource_MISC"
],
"url": "https://helpx.adobe.com/security/products/creative-cloud/apsb21-18.html"
}
],
"source": {
"discovery": "EXTERNAL"
},
"title": "Adobe Creative Cloud installer arbitrary file overwrite vulnerability",
"x_legacyV4Record": {
"CVE_data_meta": {
"ASSIGNER": "psirt@adobe.com",
"DATE_PUBLIC": "2021-03-09T23:00:00.000Z",
"ID": "CVE-2021-21068",
"STATE": "PUBLIC",
"TITLE": "Adobe Creative Cloud installer arbitrary file overwrite vulnerability"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "Creative Cloud (desktop component)",
"version": {
"version_data": [
{
"version_affected": "\u003c=",
"version_value": "5.3"
},
{
"version_affected": "\u003c=",
"version_value": "None"
},
{
"version_affected": "\u003c=",
"version_value": "None"
},
{
"version_affected": "\u003c=",
"version_value": "None"
}
]
}
}
]
},
"vendor_name": "Adobe"
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "Adobe Creative Cloud Desktop Application version 5.3 (and earlier) is affected by a file handling vulnerability that could allow an attacker to cause arbitrary file overwriting. Exploitation of this issue requires physical access and user interaction."
}
]
},
"impact": {
"cvss": {
"attackComplexity": "Low",
"attackVector": "Physical",
"availabilityImpact": "High",
"baseScore": 6.1,
"baseSeverity": "High",
"confidentialityImpact": "High",
"integrityImpact": "High",
"privilegesRequired": "High",
"scope": "Unchanged",
"userInteraction": "Required",
"vectorString": "CVSS:3.0/AV:P/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H",
"version": "3.1"
}
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "Creation of Temporary File in Directory with Incorrect Permissions (CWE-379)"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://helpx.adobe.com/security/products/creative-cloud/apsb21-18.html",
"refsource": "MISC",
"url": "https://helpx.adobe.com/security/products/creative-cloud/apsb21-18.html"
}
]
},
"source": {
"discovery": "EXTERNAL"
}
}
}
},
"cveMetadata": {
"assignerOrgId": "078d4453-3bcd-4900-85e6-15281da43538",
"assignerShortName": "adobe",
"cveId": "CVE-2021-21068",
"datePublished": "2021-03-12T18:12:08.776Z",
"dateReserved": "2020-12-18T00:00:00.000Z",
"dateUpdated": "2025-04-23T19:43:48.962Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}
}
}
Loading…
Loading…
Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
Loading…
The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
Loading…
Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
Loading…