Vulnerability in Z.cash Zcash
CVE-2019-16930
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 · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.016 (75.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 75th percentile — 75.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.016 · newest: 0.016 · change: 0.000
Affected products
Weakness classification (CWE)
References
- z.cash/support/security/announcements/security-announcement-2019-09-24/ (Vendor Advisory)
- github.com/zcash/zcash/commit/c1fbf8ab5d73cff5e1f45236995857c75ba4128d (Patch, Third Party Advisory)
- github.com/zcash/zcash/releases/tag/v2.0.7-3 (Third Party Advisory)
- duke.leto.net/2019/10/01/zcash-metadata-leakage-cve-2019-16930.html (Third Party Advisory, Mitigation)
Frequently asked questions
- What is CVE-2019-16930?
- CVE-2019-16930 is a medium-severity vulnerability in Z.cash Zcash, classified under Improper Handling of Exceptional Conditions. CVSS score: 5.3/10. Published 2019-09-28.
- How severe is CVE-2019-16930?
- Medium severity. CVSS v3 base score is 5.3 out of 10.