CVE Vulnerability

CVE-2019-11636

Zcash 2.x allows an inexpensive approach to "fill all transactions of all blocks" and "prevent any real transaction from occurring" via a "Sapling Wood-Chipper" attack.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://twitter.com/dukeleto/status/1120467430118232066 Third Party Advisory
https://github.com/zcash/zcash/issues/3955 Third Party Advisory
https://saplingwoodchipper.github.io
Configurations

Configuration 1

cpe:2.3:a:z.cash:zcash:2.0.5:rc1:*:*:*:*:*:*
cpe:2.3:a:z.cash:zcash:*:*:*:*:*:*:*:*
Information

Published : 2019-05-01 05:29

Updated : 2019-05-09 09:29

NVD link : CVE-2019-11636

Mitre link : CVE-2019-11636

Products Affected
No products.
CWE
CWE-254