CVE Vulnerability

CVE-2020-13822

The Elliptic package 6.5.2 for Node.js allows ECDSA signature malleability via variations in encoding, leading '' bytes, or integer overflows. This could conceivably have a security-relevant impact if an application relied on a single canonical signature.

6.8 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

7.7 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 2.2 / Impact : 5.5

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact LOW

Scope UNCHANGED

References
Link Resource
https://yondon.blog/2019/01/01/how-not-to-use-ecdsa/ Third Party Advisory
https://www.npmjs.com/package/elliptic Third Party Advisory
https://github.com/indutny/elliptic/issues/226 Exploit Third Party Advisory
https://medium.com/@herman_10687/malleability-attack-why-it-matters-7b5f59fb99a4 Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:elliptic_project:elliptic:6.5.2:*:*:*:*:node.js:*:*
Information

Published : 2020-06-04 03:15

Updated : 2020-07-02 01:17

NVD link : CVE-2020-13822

Mitre link : CVE-2020-13822

Products Affected
No products.
CWE
CWE-190