high
7.5
CWE
347
Advisory Published
Advisory Published
Updated

CVE-2016-1000338

First published: Fri Jun 01 2018(Updated: )

Bouncy Castle JCE Provider could provide weaker than expected security, caused by improper validation of ASN.1 encoding of signature in the DSA. A remote attacker could exploit this vulnerability to launch further attacks.

Credit: cve@mitre.org cve@mitre.org cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Bouncycastle Legion-of-the-bouncy-castle-java-crytography-api<=1.55
redhat/bouncycastle<1.56
1.56
debian/bouncycastle
1.68-2
1.72-2
1.77-1
IBM GDE<=3.0.0.2
Bouncycastle Legion-of-the-bouncy-castle-java-crytography-api>=1.38<1.56
Redhat Satellite=6.4
Redhat Satellite Capsule=6.4
Canonical Ubuntu Linux=14.04
NetApp 7-Mode Transition Tool
maven/org.bouncycastle:bcprov-jdk15>=1.38<1.56
1.56
maven/org.bouncycastle:bcprov-jdk14>=1.38<1.56
1.56

Remedy

https://github.com/bcgit/bc-java/commit/b0c3ce99d43d73a096268831d0d120ffc89eac7f#diff-3679f5a9d2b939d0d3ee1601a7774fb0

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is the severity of CVE-2016-1000338?

    The severity of CVE-2016-1000338 is high, with a CVSS score of 7.5.

  • How does CVE-2016-1000338 affect Bouncy Castle JCE Provider?

    CVE-2016-1000338 affects Bouncy Castle JCE Provider versions 1.55 and earlier.

  • What is the impact of CVE-2016-1000338?

    The impact of CVE-2016-1000338 is that it could provide weaker than expected security due to improper validation of ASN.1 encoding, allowing the injection of extra elements in the signature.

  • How can I fix CVE-2016-1000338?

    To fix CVE-2016-1000338, update Bouncy Castle JCE Provider to version 1.56 or later.

  • Are there any references for more information about CVE-2016-1000338?

    Yes, you can find more information about CVE-2016-1000338 at the following references: - NIST NVD: https://nvd.nist.gov/vuln/detail/CVE-2016-1000338 - GitHub Commit: https://github.com/bcgit/bc-java/commit/b0c3ce99d43d73a096268831d0d120ffc89eac7f#diff-3679f5a9d2b939d0d3ee1601a7774fb0 - Red Hat Advisory: https://access.redhat.com/errata/RHSA-2018:2669

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