Executive Summary

Summary
Title bouncycastle security update
Informations
Name DSA-4072 First vendor Publication 2017-12-21
Vendor Debian Last vendor Modification 2017-12-21
Severity (Vendor) N/A Revision 1

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:M/Au:N/C:P/I:N/A:N)
Cvss Base Score 4.3 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Medium
Cvss Expoit Score 8.6 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

Hanno Boeck, Juraj Somorovsky and Craig Young discovered that the TLS implementation in Bouncy Castle is vulnerable to an adaptive chosen ciphertext attack against RSA keys.

For the stable distribution (stretch), this problem has been fixed in version 1.56-1+deb9u1.

We recommend that you upgrade your bouncycastle packages.

For the detailed security status of bouncycastle please refer to its security tracker page at: https://security-tracker.debian.org/tracker/bouncycastle

Original Source

Url : http://www.debian.org/security/2017/dsa-4072

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-203 Information Exposure Through Discrepancy

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 49

Snort® IPS/IDS

Date Description
2018-04-05 limited RSA ciphersuite list - possible Bleichenbacher SSL attack attempt
RuleID : 45830 - Revision : 1 - Type : SERVER-OTHER
2018-01-17 limited RSA ciphersuite list - possible Bleichenbacher SSL attack attempt
RuleID : 45201 - Revision : 2 - Type : SERVER-OTHER
2018-01-17 limited RSA ciphersuite list - possible Bleichenbacher SSL attack attempt
RuleID : 45200 - Revision : 2 - Type : SERVER-OTHER
2018-01-17 limited RSA ciphersuite list - possible Bleichenbacher SSL attack attempt
RuleID : 45199 - Revision : 2 - Type : SERVER-OTHER

Nessus® Vulnerability Scanner

Date Description
2019-01-03 Name : The remote Fedora host is missing a security update.
File : fedora_2018-ceced55c5e.nasl - Type : ACT_GATHER_INFO
2018-06-19 Name : The remote Fedora host is missing a security update.
File : fedora_2018-da9fe79871.nasl - Type : ACT_GATHER_INFO
2018-01-02 Name : The remote FreeBSD host is missing a security-related update.
File : freebsd_pkg_6a131fbfec7611e7aa65001b216d295b.nasl - Type : ACT_GATHER_INFO
2017-12-26 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-4072.nasl - Type : ACT_GATHER_INFO

Alert History

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0
1
Date Informations
2018-01-04 21:23:56
  • Multiple Updates
2017-12-22 00:21:11
  • First insertion