CVE-2023-5748

Buffer copy without checking size of input ('Classic Buffer Overflow') vulnerability in cgi component in Synology SSL VPN Client before 1.4.7-0687 allows local users to conduct denial-of-service attacks via unspecified vectors.

CVSS v3 3.3 LOW

3.3^/10

CVSS v3 : LOW

Vector :

Exploitability : 1.8 / Impact : 1.4

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

References

Link	Resource
https://www.synology.com/en-global/security/advisory/Synology_SA_23_12	Vendor Advisory
https://www.synology.com/en-global/security/advisory/Synology_SA_23_12	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:synology:ssl_vpn_client:*:*:*:*:*:*:*:*

History

21 Nov 2024, 08:42

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~5.5~~	v2 : unknown v3 : 3.3
References	~~() https://www.synology.com/en-global/security/advisory/Synology_SA_23_12 - Vendor Advisory~~	() https://www.synology.com/en-global/security/advisory/Synology_SA_23_12 - Vendor Advisory

14 Nov 2023, 18:41

Type	Values Removed	Values Added
First Time		Synology Synology ssl Vpn Client
CWE		CWE-120
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 5.5
CPE		cpe:2.3:a:synology:ssl_vpn_client::::::::
References	~~() https://www.synology.com/en-global/security/advisory/Synology_SA_23_12 -~~	() https://www.synology.com/en-global/security/advisory/Synology_SA_23_12 - Vendor Advisory

07 Nov 2023, 12:14

Type	Values Removed	Values Added
New CVE

Information

Published : 2023-11-07 04:24

Updated : 2024-11-21 08:42

NVD link : CVE-2023-5748

Mitre link : CVE-2023-5748

CVE.ORG link : CVE-2023-5748

JSON object : View

Products Affected

synology

ssl_vpn_client

CWE

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

{"id": "CVE-2023-5748", "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "security@synology.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 3.3, "attackVector": "LOCAL", "baseSeverity": "LOW", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 1.8}, {"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}]}, "published": "2023-11-07T04:24:19.670", "references": [{"url": "https://www.synology.com/en-global/security/advisory/Synology_SA_23_12", "tags": ["Vendor Advisory"], "source": "security@synology.com"}, {"url": "https://www.synology.com/en-global/security/advisory/Synology_SA_23_12", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-120"}]}], "descriptions": [{"lang": "en", "value": "Buffer copy without checking size of input ('Classic Buffer Overflow') vulnerability in cgi component in Synology SSL VPN Client before 1.4.7-0687 allows local users to conduct denial-of-service attacks via unspecified vectors."}, {"lang": "es", "value": "La vulnerabilidad de copia de b\u00fafer sin comprobar el tama\u00f1o de la entrada ('Desbordamiento de b\u00fafer cl\u00e1sico') en el componente cgi en Synology SSL VPN Client anterior a 1.4.7-0687 permite a los usuarios locales realizar ataques de denegaci\u00f3n de servicio a trav\u00e9s de vectores no especificados."}], "lastModified": "2024-11-21T08:42:24.430", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:synology:ssl_vpn_client:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0043569B-CE32-4253-80ED-DD52EEF650AB", "versionEndExcluding": "1.4.7-0687"}], "operator": "OR"}]}], "sourceIdentifier": "security@synology.com"}