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osvGoogleOSV:GHSA-49Q7-C7J4-3P7M
HistoryAug 02, 2024 - 9:31 a.m.

Elliptic allows BER-encoded signatures

2024-08-0209:31:35
Google
osv.dev
43
elliptic
node.js
ecdsa
signature
malleability

CVSS3

9.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

AI Score

6.9

Confidence

High

EPSS

0.001

Percentile

39.6%

In the Elliptic package 6.5.6 for Node.js, ECDSA signature malleability occurs because BER-encoded signatures are allowed.

CVSS3

9.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

AI Score

6.9

Confidence

High

EPSS

0.001

Percentile

39.6%