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CVE-2023-47090

Good to know:

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Date: October 30, 2023

NATS nats-server before 2.9.23 and 2.10.x before 2.10.2 has an authentication bypass. An implicit $G user in an authorization block can sometimes be used for unauthenticated access, even when the intention of the configuration was for each user to have an account. The earliest affected version is 2.2.0.

Language: Go

Severity Score

Related Resources (6)

https://security-tracker.debian.org/tracker/CVE-2023-47090
http://www.openwall.com/lists/oss-security/2023/10/30/1
https://nvd.nist.gov/vuln/detail/CVE-2023-47090
https://github.com/nats-io/nats-server/security/advisories/GHSA-fr2g-9hjm-wr23
https://www.openwall.com/lists/oss-security/2023/10/13/2
https://www.mend.io/vulnerability-database/CVE-2023-47090

Severity Score

Weakness Type (CWE)

Incorrect Authorization

CWE-863

Top Fix

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Upgrade to version v2.9.23,v2.10.2

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CVSS v3.1

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

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