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ubuntucveUbuntu.comUB:CVE-2021-44533
HistoryFeb 24, 2022 - 12:00 a.m.

CVE-2021-44533

2022-02-2400:00:00
ubuntu.com
ubuntu.com
38

5.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

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

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.004 Low

EPSS

Percentile

72.7%

Node.js < 12.22.9, < 14.18.3, < 16.13.2, and < 17.3.1 did not handle
multi-value Relative Distinguished Names correctly. Attackers could craft
certificate subjects containing a single-value Relative Distinguished Name
that would be interpreted as a multi-value Relative Distinguished Name, for
example, in order to inject a Common Name that would allow bypassing the
certificate subject verification.Affected versions of Node.js that do not
accept multi-value Relative Distinguished Names and are thus not vulnerable
to such attacks themselves. However, third-party code that uses node’s
ambiguous presentation of certificate subjects may be vulnerable.

5.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

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

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.004 Low

EPSS

Percentile

72.7%