Vulnerabilities
Vulnerable Software

Vulnerability Details 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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.005
EPSS Ranking 65.7%
CVSS Severity
CVSS v3 Score 7.5
CVSS v2 Score 5.0
Products affected by CVE-2019-11636
  • Z.cash » Zcash » Version: 2.0.0
    cpe:2.3:a:z.cash:zcash:2.0.0
  • Z.cash » Zcash » Version: 2.0.1
    cpe:2.3:a:z.cash:zcash:2.0.1
  • Z.cash » Zcash » Version: 2.0.2
    cpe:2.3:a:z.cash:zcash:2.0.2
  • Z.cash » Zcash » Version: 2.0.3
    cpe:2.3:a:z.cash:zcash:2.0.3
  • Z.cash » Zcash » Version: 2.0.4
    cpe:2.3:a:z.cash:zcash:2.0.4
  • Z.cash » Zcash » Version: 2.0.5
    cpe:2.3:a:z.cash:zcash:2.0.5


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