CVE-2020-13822
Signature Malleabillity in elliptic
7.7
HIGH
CVSS 3.1
EPSS 0.41%
Description
The Elliptic package 6.5.2 for Node.js allows ECDSA signature malleability via variations in encoding, leading '\0' bytes, or integer overflows. This could conceivably have a security-relevant impact if an application relied on a single canonical signature.
How to fix CVE-2020-13822
To remediate CVE-2020-13822, upgrade the affected package to a fixed version below.
- —upgrade to 6.5.3~dfsg-1 or later
- —upgrade to 6.5.3 or later
Is CVE-2020-13822 being exploited?
Low — EPSS is 0.4%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 6.5.3~dfsg-1
- from 0, < 6.5.3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.7 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L |