CVE-2021-21832

A memory corruption vulnerability exists in the ISO Parsing functionality of Disc Soft Ltd Deamon Tools Pro 8.3.0.0767. A specially crafted malformed file can lead to an out-of-bounds write. An attacker can provide a malicious file to trigger this vulnerability.

CVSS v3 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

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

References

Link	Resource
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1295	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:disc-soft:daemon_tools:8.3.0.0767:*:*:*:pro:*:*:*

History

26 Jun 2023, 19:18

Type	Values Removed	Values Added
CWE	~~CWE-119~~	CWE-190

Information

Published : 2021-08-17 20:15

Updated : 2024-02-28 18:28

NVD link : CVE-2021-21832

Mitre link : CVE-2021-21832

CVE.ORG link : CVE-2021-21832

JSON object : View

Products Affected

disc-soft

daemon_tools

CWE

CWE-190

Integer Overflow or Wraparound

CWE-680

Integer Overflow to Buffer Overflow

{"id": "CVE-2021-21832", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "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}], "cvssMetricV30": [{"type": "Secondary", "source": "talos-cna@cisco.com", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 8.1, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.2}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "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": "2021-08-17T20:15:07.637", "references": [{"url": "https://talosintelligence.com/vulnerability_reports/TALOS-2021-1295", "tags": ["Exploit", "Third Party Advisory"], "source": "talos-cna@cisco.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-190"}]}, {"type": "Secondary", "source": "talos-cna@cisco.com", "description": [{"lang": "en", "value": "CWE-680"}]}], "descriptions": [{"lang": "en", "value": "A memory corruption vulnerability exists in the ISO Parsing functionality of Disc Soft Ltd Deamon Tools Pro 8.3.0.0767. A specially crafted malformed file can lead to an out-of-bounds write. An attacker can provide a malicious file to trigger this vulnerability."}, {"lang": "es", "value": "Existe una vulnerabilidad de corrupci\u00f3n de memoria en la funcionalidad de an\u00e1lisis de ISO de Disc Soft Ltd Deamon Tools Pro versi\u00f3n 8.3.0.0767. Un archivo malformado especialmente dise\u00f1ado puede llevar a una escritura fuera de l\u00edmites. Un atacante puede proporcionar un archivo malicioso para activar esta vulnerabilidad."}], "lastModified": "2023-06-26T19:18:21.357", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:disc-soft:daemon_tools:8.3.0.0767:*:*:*:pro:*:*:*", "vulnerable": true, "matchCriteriaId": "249BA542-2300-4251-9E42-92F3AB0B6A68"}], "operator": "OR"}]}], "sourceIdentifier": "talos-cna@cisco.com"}