PT-2021-12815 · Zcashd · Zcashd

Dan Boneh + 2 · Published 2021-02-05 · Updated 2021-02-08 · CVE-2020-8807

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions: Zcashd versions prior to 2.1.1-1

Description: The issue allows an attacker to leverage the time offset between messages to obtain sensitive information about the relationship between a suspected victim's address and an IP address, utilizing a timing side channel.

Recommendations: For versions prior to 2.1.1-1, update to version 2.1.1-1 or later to resolve the issue.

Fix

Related Identifiers

CVE-2020-8807

Affected Products

Zcashd

References · 4

• https://electriccoin.co/blog/new-releases-2-1-1-and-hotfix-2-1-1-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-8807 · Security Note
• https://osv.dev/vulnerability/CVE-2020-8807 · Vendor Advisory
• https://t.me/cibsecurity/23147 · Telegram Post