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cve[email protected]CVE-2021-27884
HistoryMar 01, 2021 - 11:15 p.m.

CVE-2021-27884

2021-03-0123:15:13
CWE-330
web.nvd.nist.gov
25
2
cve
2021
27884
ymfe yapi
json web token
jwt
signing
node.js
nvd

3.6 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:L/AC:L/Au:N/C:P/I:P/A:N

5.1 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

5.2 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

27.3%

Weak JSON Web Token (JWT) signing secret generation in YMFE YApi through 1.9.2 allows recreation of other users’ JWT tokens. This occurs because Math.random in Node.js is used.

Affected configurations

NVD
Node
ymfeyapiRange1.9.2
CPENameOperatorVersion
ymfe:yapiymfe yapile1.9.2

Social References

More

3.6 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:L/AC:L/Au:N/C:P/I:P/A:N

5.1 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

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

5.2 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

27.3%

Related for CVE-2021-27884