// For flags

CVE-2017-3509

OpenJDK: improper re-use of NTLM authenticated connections (Networking, 8163520)

Severity Score

4.2
*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track
*SSVC
Descriptions

Vulnerability in the Java SE, Java SE Embedded component of Oracle Java SE (subcomponent: Networking). Supported versions that are affected are Java SE: 6u141, 7u131 and 8u121; Java SE Embedded: 8u121. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Java SE, Java SE Embedded. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Java SE, Java SE Embedded accessible data as well as unauthorized read access to a subset of Java SE, Java SE Embedded accessible data. Note: This vulnerability applies to Java deployments, typically in clients running sandboxed Java Web Start applications or sandboxed Java applets, that load and run untrusted code (e.g., code that comes from the internet) and rely on the Java sandbox for security. This vulnerability does not apply to Java deployments, typically in servers, that load and run only trusted code (e.g., code installed by an administrator). CVSS 3.0 Base Score 4.2 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N).

Vulnerabilidad en el componente Java SE, Java SE Embedded de Oracle Java SE (subcomponente: Networking). Versiones compatibles que son afectadas son Java SE: 6u141, 7u131 y 8u121; Java SE Embedded: 8u121. Vulnerabilidad dificil de explotar permite a atacante autenticado con acceso a la red a través de múltiples protocolos para comprometer Java SE, Java SE Embedded. Los ataques exitosos requieren la interacción humana de una persona más que un atacante. Los ataques con éxito de esta vulnerabilidad pueden resultar en la actualización no autorizada, insertar o eliminar acceso a algunos de los datos accesibles de Java SE, Java SE Embedded y acceso de lectura no autorizado a un subconjunto de datos accesibles Java SE, Java SE Embedded. Nota: Esta vulnerabilidad se aplica a las implementaciones de Java, normalmente en clientes que ejecutan aplicaciones de Java Web Start en modo sandbox o en applets de Java protegidos, que cargan y ejecutan código no confiable (por ejemplo, código que proviene del Internet) y confían en el sandbox Java para seguridad. Esta vulnerabilidad no se aplica a implementaciones de Java, normalmente en servidores, que cargan y ejecutan sólo código de confianza (por ejemplo, código instalado por un administrador). CVSS 3.0 Base Score 4.2 (Impactos de confidencialidad e integridad). Vector CVSS: (CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N).

It was discovered that the HTTP client implementation in the Networking component of OpenJDK could cache and re-use an NTLM authenticated connection in a different security context. A remote attacker could possibly use this flaw to make a Java application perform HTTP requests authenticated with credentials of a different user.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
None
Attack Vector
Network
Attack Complexity
High
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:Track
Exploitation
None
Automatable
No
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2016-12-06 CVE Reserved
  • 2017-04-21 CVE Published
  • 2023-03-07 EPSS Updated
  • 2024-10-07 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-287: Improper Authentication
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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Jdk
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1.6
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update_141
Affected
Oracle
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Jdk
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1.7
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update_131
Affected
Oracle
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Jdk
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1.8
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update_121
Affected
Oracle
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Jre
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1.6
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update_141
Affected
Oracle
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Jre
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1.7
Search vendor "Oracle" for product "Jre" and version "1.7"
update_131
Affected
Oracle
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Jre
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1.8
Search vendor "Oracle" for product "Jre" and version "1.8"
update_121
Affected