SB2019100802 - OpenSUSE Linux update for putty

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Main Vulnerability Database SB2019100802

SB2019100802 - OpenSUSE Linux update for putty

Published: October 8, 2019

Security Bulletin ID SB2019100802
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) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2019-17068)

The vulnerability allows a remote attacker to bypass certain security restrictions.

The vulnerability exists due to an error with "bracketed paste mode" protection implementation. A remote attacker can affect current user's session with a malicious clipboard content and execute arbitrary commands on a remote system with privileges of the current user.


2) Resource management error (CVE-ID: CVE-2019-17069)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to an error when processing SSH1_MSG_DISCONNECT message. A remote attacker can trick the victim to connect to a remote SSH-1 server, send a specially crafted SSH1_MSG_DISCONNECT message and crash the affected PuTTY client.


Remediation

Install update from vendor's website.

References