CVE-2023-47090

Summary

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.

Affected Software

Weaknesses

• n/a

ADP Enrichment

CVE Program Container

Additional References

• https://github.com/nats-io/nats-server/security/advisories/GHSA-fr2g-9hjm-wr23
• https://www.openwall.com/lists/oss-security/2023/10/13/2
• http://www.openwall.com/lists/oss-security/2023/10/30/1

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: no
  • Technical Impact: partial

References

• https://github.com/nats-io/nats-server/security/advisories/GHSA-fr2g-9hjm-wr23
• https://www.openwall.com/lists/oss-security/2023/10/13/2
• http://www.openwall.com/lists/oss-security/2023/10/30/1

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