CVE-2019-16930 - Vulnerability Details - OpenCVE

Description

Zcashd in Zcash before 2.0.7-3 allows discovery of the IP address of a full node that owns a shielded address, related to mishandling of exceptions during deserialization of note plaintexts. This affects anyone who has disclosed their zaddr to a third party.

Published: 2019-09-28

Score: 5.3 Medium

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

No analysis available yet.

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

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:a:z.cash:zcash:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No remediation available yet.

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2019-7423	Zcashd in Zcash before 2.0.7-3 allows discovery of the IP address of a full node that owns a shielded address, related to mishandling of exceptions during deserialization of note plaintexts. This affects anyone who has disclosed their zaddr to a third party.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact None

Availability Impact None

This CVE is not in the KEV list.

The EPSS score is 0.00356.

Key SSVC decision points have not yet been added.

References

Link	Providers
http://duke.leto.net/2019/10/01/zcash-metadata-leakage-cve-2019-16930.html
https://github.com/zcash/zcash/commit/c1fbf8ab5d73cff5e1f45236995857c75ba4128d
https://github.com/zcash/zcash/releases/tag/v2.0.7-3
https://z.cash/support/security/announcements/security-announcement-2019-09-24/

History

No history.

Subscriptions

Z.cash Zcash

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2019-09-28T21:07:07.000Z

Updated: 2024-08-05T01:24:48.656Z

Reserved: 2019-09-27T00:00:00.000Z

Link: CVE-2019-16930

Vulnrichment

No data.

NVD

Status : Modified

Published: 2019-09-28T22:15:09.857

Modified: 2024-11-21T04:31:22.113

Link: CVE-2019-16930

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-755

{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "descriptions": [{"lang": "en", "value": "Zcashd in Zcash before 2.0.7-3 allows discovery of the IP address of a full node that owns a shielded address, related to mishandling of exceptions during deserialization of note plaintexts. This affects anyone who has disclosed their zaddr to a third party."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2019-09-28T21:07:07.000Z", "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://z.cash/support/security/announcements/security-announcement-2019-09-24/"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/zcash/zcash/commit/c1fbf8ab5d73cff5e1f45236995857c75ba4128d"}, {"tags": ["x_refsource_MISC"], "url": "https://github.com/zcash/zcash/releases/tag/v2.0.7-3"}, {"tags": ["x_refsource_MISC"], "url": "http://duke.leto.net/2019/10/01/zcash-metadata-leakage-cve-2019-16930.html"}], "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "cve@mitre.org", "ID": "CVE-2019-16930", "STATE": "PUBLIC"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "n/a", "version": {"version_data": [{"version_value": "n/a"}]}}]}, "vendor_name": "n/a"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "Zcashd in Zcash before 2.0.7-3 allows discovery of the IP address of a full node that owns a shielded address, related to mishandling of exceptions during deserialization of note plaintexts. This affects anyone who has disclosed their zaddr to a third party."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "n/a"}]}]}, "references": {"reference_data": [{"name": "https://z.cash/support/security/announcements/security-announcement-2019-09-24/", "refsource": "MISC", "url": "https://z.cash/support/security/announcements/security-announcement-2019-09-24/"}, {"name": "https://github.com/zcash/zcash/commit/c1fbf8ab5d73cff5e1f45236995857c75ba4128d", "refsource": "MISC", "url": "https://github.com/zcash/zcash/commit/c1fbf8ab5d73cff5e1f45236995857c75ba4128d"}, {"name": "https://github.com/zcash/zcash/releases/tag/v2.0.7-3", "refsource": "MISC", "url": "https://github.com/zcash/zcash/releases/tag/v2.0.7-3"}, {"name": "http://duke.leto.net/2019/10/01/zcash-metadata-leakage-cve-2019-16930.html", "refsource": "MISC", "url": "http://duke.leto.net/2019/10/01/zcash-metadata-leakage-cve-2019-16930.html"}]}}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-05T01:24:48.656Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://z.cash/support/security/announcements/security-announcement-2019-09-24/"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/zcash/zcash/commit/c1fbf8ab5d73cff5e1f45236995857c75ba4128d"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "https://github.com/zcash/zcash/releases/tag/v2.0.7-3"}, {"tags": ["x_refsource_MISC", "x_transferred"], "url": "http://duke.leto.net/2019/10/01/zcash-metadata-leakage-cve-2019-16930.html"}]}]}, "cveMetadata": {"assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "cveId": "CVE-2019-16930", "datePublished": "2019-09-28T21:07:07.000Z", "dateReserved": "2019-09-27T00:00:00.000Z", "dateUpdated": "2024-08-05T01:24:48.656Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:z.cash:zcash:*:*:*:*:*:*:*:*", "matchCriteriaId": "76AA1C9E-53CD-4B1A-B951-82F725553840", "versionEndExcluding": "2.0.7-3", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "Zcashd in Zcash before 2.0.7-3 allows discovery of the IP address of a full node that owns a shielded address, related to mishandling of exceptions during deserialization of note plaintexts. This affects anyone who has disclosed their zaddr to a third party."}, {"lang": "es", "value": "Zcashd en Zcash versiones anteriores a 2.0.7-3, permite la detecci\u00f3n de la direcci\u00f3n IP de un nodo completo que posee una direcci\u00f3n blindada, relacionada con el manejo inapropiado de excepciones durante la deserializaci\u00f3n de textos planos de notas. Esto afecta a cualquiera que haya revelado su zaddr a un tercero."}], "id": "CVE-2019-16930", "lastModified": "2024-11-21T04:31:22.113", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.0, "confidentialityImpact": "PARTIAL", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2019-09-28T22:15:09.857", "references": [{"source": "cve@mitre.org", "tags": ["Mitigation", "Third Party Advisory"], "url": "http://duke.leto.net/2019/10/01/zcash-metadata-leakage-cve-2019-16930.html"}, {"source": "cve@mitre.org", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/zcash/zcash/commit/c1fbf8ab5d73cff5e1f45236995857c75ba4128d"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory"], "url": "https://github.com/zcash/zcash/releases/tag/v2.0.7-3"}, {"source": "cve@mitre.org", "tags": ["Vendor Advisory"], "url": "https://z.cash/support/security/announcements/security-announcement-2019-09-24/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mitigation", "Third Party Advisory"], "url": "http://duke.leto.net/2019/10/01/zcash-metadata-leakage-cve-2019-16930.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/zcash/zcash/commit/c1fbf8ab5d73cff5e1f45236995857c75ba4128d"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://github.com/zcash/zcash/releases/tag/v2.0.7-3"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://z.cash/support/security/announcements/security-announcement-2019-09-24/"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-755"}], "source": "nvd@nist.gov", "type": "Primary"}]}