// For flags

CVE-2024-7383

Libnbd: nbd server improper certificate validation

Severity Score

5.9
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track*
*SSVC
Descriptions

A flaw was found in libnbd. The client did not always correctly verify the NBD server's certificate when using TLS to connect to an NBD server. This issue allows a man-in-the-middle attack on NBD traffic.

*Credits: Red Hat would like to thank Jon Szymaniak for reporting this issue.
CVSS Scores
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None
Attack Vector
Network
Attack Complexity
High
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:Track*
Exploitation
None
Automatable
No
Tech. Impact
Total
* Organization's Worst-case Scenario
Timeline
  • 2024-08-01 CVE Reserved
  • 2024-08-05 CVE Published
  • 2024-09-25 EPSS Updated
  • 2024-11-15 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-295: Improper Certificate Validation
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Oracle
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 Exadata Dbserver
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*-
Affected
Oracle
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 Linux
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*-
Affected
Red Hat
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 Enterprise Linux
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*-
Affected
Redhat
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 Advanced Virtualization
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*-
Affected
Redhat
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 Enterprise Linux
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*-
Affected
Alma
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 Linux
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*-
Affected
Opensuse
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 Leap
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*-
Affected
Oracle
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 Linux
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*-
Affected
Redhat
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 Enterprise Linux
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*-
Affected
Rocky
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 Linux
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*-
Affected
Suse
Search vendor "Suse"
 Sle-module-server-applications
Search vendor "Suse" for product "Sle-module-server-applications"
*-
Affected