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CVE-2018-1000613

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Date: July 9, 2018

Legion of the Bouncy Castle Legion of the Bouncy Castle Java Cryptography APIs 1.58 up to but not including 1.60 contains a CWE-470: Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection') vulnerability in XMSS/XMSS^MT private key deserialization that can result in Deserializing an XMSS/XMSS^MT private key can result in the execution of unexpected code. This attack appear to be exploitable via A handcrafted private key can include references to unexpected classes which will be picked up from the class path for the executing application. This vulnerability appears to have been fixed in 1.60 and later.

Language: Java

Severity Score

Severity Score

Weakness Type (CWE)

Deserialization of Untrusted Data

CWE-502

Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection')

CWE-470

Top Fix

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Upgrade Version

Upgrade to version org.bouncycastle:bcprov-ext-debug-jdk15on:1.60,org.bouncycastle:bcprov-debug-jdk15on:1.60,org.bouncycastle:bcprov-debug-jdk14:1.60,org.bouncycastle:bcprov-ext-jdk14:1.60,org.bouncycastle:bcprov-ext-jdk15on:1.60,org.bouncycastle:bcprov-jdk14:1.60,org.bouncycastle:bcprov-jdk15on:1.60

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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): HIGH
Availability (A): HIGH

CVSS v2

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

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