SB2019122101 - Slackware Linux update for openssl

CSH
CYBERSECURITY HELP
Sign In REGISTER

Main Vulnerability Database SB2019122101

SB2019122101 - Slackware Linux update for openssl

Published: December 21, 2019

Security Bulletin ID SB2019122101
Severity
Medium
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

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

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Cryptographic issues (CVE-ID: CVE-2019-1551)

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

The vulnerability exists due to an overflow issue within the rsaz_512_sqr(): the x64_64 Montgomery squaring procedure used in exponentiation with 512-bit moduli. A remote attacker can perform an attack against DH512 keys.


2) Information disclosure (CVE-ID: CVE-2019-15515)

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to software sends CSRF token in the query string. A remote attacker can gain access to the token via HTTP Referer header, bypass implemented CSRF protection mechanisms and perform CSRF attack


Remediation

Install update from vendor's website.

References