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nvd[email protected]NVD:CVE-2021-3798
HistoryAug 23, 2022 - 4:15 p.m.

CVE-2021-3798

2022-08-2316:15:09
CWE-200
web.nvd.nist.gov
4
opencryptoki
flaw
extraction
ec key
invalid curve attack

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

EPSS

0

Percentile

15.5%

A flaw was found in openCryptoki. The openCryptoki Soft token does not check if an EC key is valid when an EC key is created via C_CreateObject, nor when C_DeriveKey is used with ECDH public data. This may allow a malicious user to extract the private key by performing an invalid curve attack.

Affected configurations

Nvd
Node
opencryptoki_projectopencryptokiRange<3.17.0
VendorProductVersionCPE
opencryptoki_projectopencryptoki*cpe:2.3:a:opencryptoki_project:opencryptoki:*:*:*:*:*:*:*:*

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

EPSS

0

Percentile

15.5%