Vulnerability Description
Grin before 3.1.0 allows attackers to adversely affect availability of data on a Mimblewimble blockchain.
CVSS Score
5.3
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Grin | Grin | < 3.1.0 |
Related Weaknesses (CWE)
References
- https://github.com/mimblewimble/grin-security/blob/master/CVEs/CVE-2020-12439.mdThird Party Advisory
- https://github.com/mimblewimble/grin/issues/3235Issue TrackingPatchThird Party Advisory
- https://github.com/mimblewimble/grin/pull/3236PatchThird Party Advisory
- https://github.com/mimblewimble/grin-security/blob/master/CVEs/CVE-2020-12439.mdThird Party Advisory
- https://github.com/mimblewimble/grin/issues/3235Issue TrackingPatchThird Party Advisory
- https://github.com/mimblewimble/grin/pull/3236PatchThird Party Advisory
FAQ
What is CVE-2020-12439?
CVE-2020-12439 is a vulnerability with a CVSS score of 5.3 (MEDIUM). Grin before 3.1.0 allows attackers to adversely affect availability of data on a Mimblewimble blockchain.
How severe is CVE-2020-12439?
CVE-2020-12439 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-12439?
Check the references section above for vendor advisories and patch information. Affected products include: Grin Grin.