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redhatcveRedhat.comRH:CVE-2022-23540
HistoryFeb 23, 2023 - 6:29 p.m.

CVE-2022-23540

2023-02-2318:29:15
redhat.com
access.redhat.com
14
jsonwebtoken
signature validation
algorithm definition

7.6 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

HIGH

Availability Impact

LOW

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

0.001 Low

EPSS

Percentile

34.5%

A flaw was found in the jsonwebtoken library. In affected versions of the jsonwebtoken library, lack of algorithm definition and a falsy secret or key in the jwt.verify() function may lead to signature validation bypass due to defaulting to the none algorithm for signature verification.

7.6 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

HIGH

Availability Impact

LOW

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

0.001 Low

EPSS

Percentile

34.5%