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CVE-2021-45487

Date: December 24, 2021

In NetBSD through 9.2, the IPv4 ID generation algorithm does not use appropriate cryptographic measures.

Language: C

Severity Score

Related Resources (4)

https://arxiv.org/pdf/2112.09604.pdf
https://nvd.nist.gov/vuln/detail/CVE-2021-45487
http://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2021-001.txt.asc
https://www.mend.io/vulnerability-database/CVE-2021-45487

Severity Score

Weakness Type (CWE)

Use of Insufficiently Random Values

CWE-330

Use of a Broken or Risky Cryptographic Algorithm

CWE-327

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): NONE
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): NONE
Availability (A): NONE
Additional information:

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