CVE-2018-13296

View on CVE.org

Published Apr 1, 2019 CVSS 3.0 · 7.5 High EPSS 1.8% KEV · Not listed

Description

Uncontrolled resource consumption vulnerability in TLS configuration in Synology MailPlus Server before 2.0.5-0606 allows remote attackers to conduct denial-of-service attacks via client-initiated renegotiation.

Affected Products

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

Vendor Product Default status Versions

Synology

MailPlus Server

affected

Version	Status	Constraints
`unspecified`	affected	< 2.0.5-0606

Configuration 1 [-]

cpe:2.3:a:synology:mailplus_server:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2018-5244	Uncontrolled resource consumption vulnerability in TLS configuration in Synology MailPlus Server before 2.0.5-0606 allows remote attackers to conduct denial-of-service attacks via client-initiated renegotiation.

Metrics

No CVSS v4.0

No CVSS v3.1

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

Exploit prediction score: 1.8% (1.762% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://www.synology.com/security/advisory/Synology_SA_18_43

History

No history.

Subscriptions

Synology Mailplus Server

Weaknesses

CWE-400

Sources

CVE record Updated: Sep 16, 2024, 7:56 PM

Status: PUBLISHED
Assigner: synology
Published: Apr 1, 2019, 2:29 PM
Updated: Sep 16, 2024, 7:56 PM
Reserved: Jul 5, 2018, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 1:39 AM

Status: Modified
Published: Apr 1, 2019, 3:29 PM
Modified: Jun 17, 2026, 1:39 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

{"containers": {"cna": {"affected": [{"product": "MailPlus Server", "vendor": "Synology", "versions": [{"lessThan": "2.0.5-0606", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "datePublic": "2019-03-31T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "Uncontrolled resource consumption vulnerability in TLS configuration in Synology MailPlus Server before 2.0.5-0606 allows remote attackers to conduct denial-of-service attacks via client-initiated renegotiation."}], "metrics": [{"cvssV3_0": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.0"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-400", "description": "Uncontrolled Resource Consumption (CWE-400)", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2019-04-01T14:29:55.000Z", "orgId": "db201096-a0cc-46c7-9a55-61d9e221bf01", "shortName": "synology"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://www.synology.com/security/advisory/Synology_SA_18_43"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "security@synology.com", "DATE_PUBLIC": "2019-03-31T00:00:00", "ID": "CVE-2018-13296", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "MailPlus Server", "version": {"version_data": [{"affected": "<", "version_affected": "<", "version_value": "2.0.5-0606"}]}}]}, "vendor_name": "Synology"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Uncontrolled resource consumption vulnerability in TLS configuration in Synology MailPlus Server before 2.0.5-0606 allows remote attackers to conduct denial-of-service attacks via client-initiated renegotiation."}]}, "impact": {"cvss": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.0"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "Uncontrolled Resource Consumption (CWE-400)"}]}]}, "references": {"reference_data": [{"name": "https://www.synology.com/security/advisory/Synology_SA_18_43", "refsource": "CONFIRM", "url": "https://www.synology.com/security/advisory/Synology_SA_18_43"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-05T09:00:34.511Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://www.synology.com/security/advisory/Synology_SA_18_43"}]}]}, "cveMetadata": {"assignerOrgId": "db201096-a0cc-46c7-9a55-61d9e221bf01", "assignerShortName": "synology", "cveId": "CVE-2018-13296", "datePublished": "2019-04-01T14:29:55.085Z", "dateReserved": "2018-07-05T00:00:00.000Z", "dateUpdated": "2024-09-16T19:56:41.748Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"affected": [{"affectedData": [{"product": "MailPlus Server", "vendor": "Synology", "versions": [{"lessThan": "2.0.5-0606", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "source": "security@synology.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:synology:mailplus_server:*:*:*:*:*:*:*:*", "matchCriteriaId": "0959DB4D-3F1B-44B5-83DC-0BB37E415DB2", "versionEndExcluding": "2.0.5-0606", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Uncontrolled resource consumption vulnerability in TLS configuration in Synology MailPlus Server before 2.0.5-0606 allows remote attackers to conduct denial-of-service attacks via client-initiated renegotiation."}, {"lang": "es", "value": "Una vulnerabilidad de consumo de recursos no controlado en la configuraci\u00f3n TLS en Synology MailPlus Server, en versiones anteriores a la 2.0.5-0606, permite a los atacantes remotos realizar ataques de denegaci\u00f3n de servicio (DoS) mediante una renegociaci\u00f3n iniciada por el cliente."}], "id": "CVE-2018-13296", "lastModified": "2026-06-17T01:39:08.880", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "security@synology.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2019-04-01T15:29:00.780", "references": [{"source": "security@synology.com", "tags": ["Vendor Advisory"], "url": "https://www.synology.com/security/advisory/Synology_SA_18_43"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://www.synology.com/security/advisory/Synology_SA_18_43"}], "sourceIdentifier": "security@synology.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-400"}], "source": "security@synology.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-400"}], "source": "nvd@nist.gov", "type": "Primary"}]}