CVE-2025-53816

7-Zip is a file archiver with a high compression ratio. Zeroes written outside heap buffer in RAR5 handler may lead to memory corruption and denial of service in versions of 7-Zip prior to 25.0.0. Version 25.0.0 contains a fix for the issue.

CVSS v3 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 NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://securitylab.github.com/advisories/GHSL-2025-058_7-Zip/	Exploit Third Party Advisory
https://www.openwall.com/lists/oss-security/2025/07/18/1	Exploit Mailing List
http://www.openwall.com/lists/oss-security/2025/07/18/1

Configurations

Configuration 1 (hide)

cpe:2.3:a:7-zip:7-zip:*:*:*:*:*:*:*:*

History

04 Nov 2025, 22:16

Type	Values Removed	Values Added
References		() http://www.openwall.com/lists/oss-security/2025/07/18/1 -
References	~~() https://securitylab.github.com/advisories/GHSL-2025-058_7-Zip/ - Third Party Advisory, Exploit~~	() https://securitylab.github.com/advisories/GHSL-2025-058_7-Zip/ - Exploit, Third Party Advisory

Information

Published : 2025-07-17 19:15

Updated : 2025-11-04 22:16

NVD link : CVE-2025-53816

Mitre link : CVE-2025-53816

CVE.ORG link : CVE-2025-53816

JSON object : View

Products Affected

7-zip

7-zip

CWE

CWE-122

Heap-based Buffer Overflow

{"id": "CVE-2025-53816", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "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:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}], "cvssMetricV40": [{"type": "Secondary", "source": "[email protected]", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 5.5, "Automatable": "NOT_DEFINED", "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "exploitMaturity": "PROOF_OF_CONCEPT", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "NONE", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "availabilityRequirement": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "NONE", "confidentialityRequirement": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED"}}]}, "published": "2025-07-17T19:15:25.170", "references": [{"url": "https://securitylab.github.com/advisories/GHSL-2025-058_7-Zip/", "tags": ["Exploit", "Third Party Advisory"], "source": "[email protected]"}, {"url": "https://www.openwall.com/lists/oss-security/2025/07/18/1", "tags": ["Exploit", "Mailing List"], "source": "[email protected]"}, {"url": "http://www.openwall.com/lists/oss-security/2025/07/18/1", "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Secondary", "source": "[email protected]", "description": [{"lang": "en", "value": "CWE-122"}]}], "descriptions": [{"lang": "en", "value": "7-Zip is a file archiver with a high compression ratio. Zeroes written outside heap buffer in RAR5 handler may lead to memory corruption and denial of service in versions of 7-Zip prior to 25.0.0. Version 25.0.0 contains a fix for the issue."}, {"lang": "es", "value": "7-Zip es un archivador de archivos con una alta tasa de compresi\u00f3n. Los ceros escritos fuera del b\u00fafer de memoria en el controlador RAR5 pueden provocar corrupci\u00f3n de memoria y denegaci\u00f3n de servicio en versiones de 7-Zip anteriores a la 25.0.0. La versi\u00f3n 25.0.0 contiene una soluci\u00f3n para este problema."}], "lastModified": "2025-11-04T22:16:26.757", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:7-zip:7-zip:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "309F5F49-CD93-4F51-B45D-F8E29B5C14E3", "versionEndExcluding": "25.00"}], "operator": "OR"}]}], "sourceIdentifier": "[email protected]"}