CVE-2019-11636
Summary
| CVE | CVE-2019-11636 |
|---|---|
| State | PUBLIC |
| Assigner | [email protected] |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2019-05-01 17:29:00 UTC |
| Updated | 2019-05-09 21:29:00 UTC |
| Description | 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. |
Risk And Classification
Problem Types: CWE-254
NVD Known Affected Configurations (CPE 2.3)
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| Denial of Service · Issue #3955 · zcash/zcash · GitHub | MISC | github.com | Third Party Advisory |
| Duke Leto on Twitter: "Zcash has ~450 million USD marketcap, but it would only cost ~1/20th $ZEC ($4/day) to fill all blocks and stop all real transactions on it. No bug bounty program, because devs already found most of the bugs: ???? https://t.co/JqUiFe2eXt ???? Sapling Woodchipper ???? To be continued...… https://t.co/x9V5MLdMZW" | MISC | twitter.com | Third Party Advisory |
| Sapling Woodchipper CVE-2019-11636 | saplingwoodchipper.github.io | MISC | saplingwoodchipper.github.io | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.