CVE-2019-16930

Zcashd in Zcash before 2.0.7-3 allows discovery of the IP address of a full node that owns a...

5.3 Medium

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.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: Low
Integrity: None
Availability: None

Exploit likelihood

1.64%Up 0.6 points since Apr 14, 2021

What each source reports

NVD Score used 5.3

Record: CVE-2019-16930
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CVSS 2.0: 5.0 MediumAV:N/AC:L/Au:N/C:P/I:N/A:N
Weakness: CWE-755
Updated: 2026-11-02

CVE List No score

Record: CVE-2019-16930
Updated: 2026-11-02

EUVDEUVD-2019-7423 No score

Record: EUVD-2019-7423
Updated: 2026-11-03

GitHub AdvisoriesGHSA-x2rm-rw73-q2w8 5.3

Zcashd in Zcash before 2.0.7-3 allows discovery of the IP address of a full node that owns a...

Record: GHSA-x2rm-rw73-q2w8
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Weakness: CWE-755
Updated: 2026-11-02

OSV 5.3

Record: CVE-2019-16930
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Updated: 2026-11-02

Affected products

z.cash zcash

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2019-16930 is a medium vulnerability (CVSS 5.3) in Z.cash Zcash, published September 28, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.64%, the 76th percentile. No source names a fixed version.