CVE-2016-1000339

In the Bouncy Castle JCE Provider version 1.55 and earlier the primary engine class used for AES was AESFastEngine. Due to the highly table driven approach used in the algorithm it turns out that if the data channel on the CPU can be monitored the lookup table accesses are sufficient to leak...

CVE-2016-1000341

In the Bouncy Castle JCE Provider version 1.55 and earlier DSA signature generation is vulnerable to timing attack. Where timings can be closely observed for the generation of signatures, the lack of blinding in 1.55, or earlier, may allow an attacker to gain information about the signature's k...

CVE-2016-1000342

CVE-2016-1000342 is associated with Bouncy Castle JCE Provider up to version 1.55 and earlier, where ECDSA does not fully validate ASN.1 encoding of signatures during verification. This can allow injection of extra elements in the signature sequence and may permit the introduction of “invisible” ...

CVE-2016-1000340

In the Bouncy Castle JCE Provider versions 1.51 to 1.55, a carry propagation bug was introduced in the implementation of squaring for several raw math classes have been fixed org.bouncycastle.math.raw.Nat???. These classes are used by our custom elliptic curve implementations...

CVE-2016-1000342

In the Bouncy Castle JCE Provider version 1.55 and earlier ECDSA does not fully validate ASN.1 encoding of signature on verification. It is possible to inject extra elements in the sequence making up the signature and still have it validate, which in some cases may allow the introduction of...

CVE-2016-1000340

In the Bouncy Castle JCE Provider versions 1.51 to 1.55, a carry propagation bug was introduced in the implementation of squaring for several raw math classes have been fixed org.bouncycastle.math.raw.Nat???. These classes are used by our custom elliptic curve implementations...

CVE-2016-1000341

In the Bouncy Castle JCE Provider version 1.55 and earlier DSA signature generation is vulnerable to timing attack. Where timings can be closely observed for the generation of signatures, the lack of blinding in 1.55, or earlier, may allow an attacker to gain information about the signature's k...

CVE-2016-1000343

In the Bouncy Castle JCE Provider version 1.55 and earlier the DSA key pair generator generates a weak private key if used with default values. If the JCA key pair generator is not explicitly initialised with DSA parameters, 1.55 and earlier generates a private value assuming a 1024 bit key size...

CVE-2016-1000341

CVE-2016-1000341 : The Bouncy Castle JCE Provider (BC-JCE) up to version 1.55 and earlier suffers a timing-side-channel in DSA signature generation. The lack of blinding can allow an observer to deduce the signature’s k value, potentially leaking the private key. The vulnerability is tied to the ...

CVE-2016-1000340

The CVE-2016-1000340 issue describes a carry propagation bug in the Bouncy Castle JCE Provider (versions 1.51–1.55) affecting the squaring path of several Nat-based raw math classes used by custom EC implementations. This could cause rare, spurious calculations during elliptic-curve scalar multip...

UBUNTU-CVE-2016-1000339

In the Bouncy Castle JCE Provider version 1.55 and earlier the primary engine class used for AES was AESFastEngine. Due to the highly table driven approach used in the algorithm it turns out that if the data channel on the CPU can be monitored the lookup table accesses are sufficient to leak...

UBUNTU-CVE-2016-1000342

In the Bouncy Castle JCE Provider version 1.55 and earlier ECDSA does not fully validate ASN.1 encoding of signature on verification. It is possible to inject extra elements in the sequence making up the signature and still have it validate, which in some cases may allow the introduction of...

PT-2018-4635 · Bouncy Castle +3 · Bouncy Castle Jce Provider +3

Name of the Vulnerable Software and Affected Versions: Bouncy Castle JCE Provider versions 1.55 and earlier Description: The issue concerns a timing attack vulnerability in DSA signature generation. When timings can be closely observed for the generation of signatures, the lack of blinding may...

CVE-2016-1000345

In the Bouncy Castle JCE Provider version 1.55 and earlier the DHIES/ECIES CBC mode vulnerable to padding oracle attack. For BC 1.55 and older, in an environment where timings can be easily observed, it is possible with enough observations to identify when the decryption is failing due to padding...

PT-2018-4636 · Bouncy Castle +3 · Bouncy Castle Jce Provider +3

Name of the Vulnerable Software and Affected Versions: Bouncy Castle JCE Provider versions 1.55 and earlier Description: The issue concerns the validation of ASN.1 encoding of signatures. Specifically, it does not fully validate the encoding on verification, allowing potential injection of extra...

CVE-2016-1000341

In the Bouncy Castle JCE Provider version 1.55 and earlier DSA signature generation is vulnerable to timing attack. Where timings can be closely observed for the generation of signatures, the lack of blinding in 1.55, or earlier, may allow an attacker to gain information about the signature's k...

CVE-2016-1000346

In the Bouncy Castle JCE Provider version 1.55 and earlier the other party DH public key is not fully validated. This can cause issues as invalid keys can be used to reveal details about the other party's private key where static Diffie-Hellman is in use. As of release 1.56 the key parameters are...

CVE-2016-1000339

In the Bouncy Castle JCE Provider version 1.55 and earlier the primary engine class used for AES was AESFastEngine. Due to the highly table driven approach used in the algorithm it turns out that if the data channel on the CPU can be monitored the lookup table accesses are sufficient to leak...

CVE-2016-1000342

In the Bouncy Castle JCE Provider version 1.55 and earlier ECDSA does not fully validate ASN.1 encoding of signature on verification. It is possible to inject extra elements in the sequence making up the signature and still have it validate, which in some cases may allow the introduction of...

PT-2018-4637 · Bouncy Castle +3 · Bouncy Castle Jce Provider +3

Name of the Vulnerable Software and Affected Versions: Bouncy Castle JCE Provider versions 1.55 and earlier Description: The issue concerns the generation of weak private keys by the DSA key pair generator when used with default values. If the JCA key pair generator is not explicitly initialized...