CVE-2020-36843
unknown
CVSS v3
—
CVSS v4 NEW
—
VIR risk
—
Description
Ed25519 Signature Malleability in ed25519-java Due to Missing Scalar Range Check
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
SUSE Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| — | Affected | — |
Debian Fixed 3 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 0.3.0-2.1 |
| sid | Fixed | 0.3.0-2.1 |
| forky | Fixed | 0.3.0-2.1 |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| Maven | net.i2p.crypto:eddsa | <=0.3.0 | |
| Maven | net.i2p:i2p | <0.9.39 | 0.9.39 |
References
- https://www.suse.com/security/cve/CVE-2020-36843.html
- https://nvd.nist.gov/vuln/detail/CVE-2020-36843
- https://github.com/str4d/ed25519-java/issues/82#issue-727629226
- https://github.com/i2p/i2p.i2p/commit/d7d1dcb5399c61cf2916ccc45aa25b0209c88712#diff-658f7b1aa34b58d27796fccdb8b756c72702d64ae44703374960f1cb89a5a5c3
- https://eprint.iacr.org/2020/1244
- https://github.com/str4d/ed25519-java
- https://security-tracker.debian.org/tracker/CVE-2020-36843
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.