CVE-2019-16930 Information

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.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Reference

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/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

LOW

Availability Impact

NONE

Base Score

NONE

Base Severity

5.3