SB2018060736 - Fedora 27 update for bouncycastle

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Main Vulnerability Database SB2018060736

SB2018060736 - Fedora 27 update for bouncycastle

Published: June 7, 2018 Updated: April 24, 2025

Security Bulletin ID SB2018060736
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Information disclosure

Breakdown by Severity

Medium 50% Low 50%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 vulnerabilities.


1) Information disclosure (CVE-ID: CVE-2017-13098)

CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:A/U:Clear


The vulnerability allows a remote attacker to obtain potentially sensitive information.

The vulnerability exists due to the application is susceptible to a chosen ciphertext attack when negotiating an RSA key exchange for any TLS cipher suite. A remote attacker can conduct man-in-the-middle attack and decrypt HTTPS traffic or impersonate the HTTPS server.


2) Improper input validation (CVE-ID: CVE-2018-1000180)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green


The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.

The vulnerability exists due to improper input validation within the IDIH Visualization (Bouncy Castle Java Library) component in Oracle Communications Diameter Signaling Router (DSR). A remote non-authenticated attacker can exploit this vulnerability to gain access to sensitive information.


Remediation

Install update from vendor's website.

References