Rapid7 Vulnerability & Exploit Database

F5 Networks: K90011301 (CVE-2019-3863): libssh2 vulnerabilities CVE-2019-3856, CVE-2019-3857, and CVE-2019-3863

Free InsightVM Trial No Credit Card Necessary
2024 Attack Intel Report Latest research by Rapid7 Labs
Back to Search

F5 Networks: K90011301 (CVE-2019-3863): libssh2 vulnerabilities CVE-2019-3856, CVE-2019-3857, and CVE-2019-3863

Severity
7
CVSS
(AV:N/AC:M/Au:N/C:P/I:P/A:P)
Published
03/19/2019
Created
09/22/2020
Added
09/18/2020
Modified
10/31/2022

Description

A flaw was found in libssh2 before 1.8.1. A server could send a multiple keyboard interactive response messages whose total length are greater than unsigned char max characters. This value is used as an index to copy memory causing in an out of bounds memory write error.

Solution(s)

  • f5-big-ip-upgrade-latest

References

insightVM

Advanced vulnerability management analytics and reporting.
Key Features
  • Lightweight Endpoint Agent
  • Live Dashboards
  • Real Risk Prioritization
  • IT-Integrated Remediation Projects
  • Cloud, Virtual, and Container Assessment
  • Integrated Threat Feeds
  • Easy-to-Use RESTful API
  • Automation-Assisted Patching
  • Automated Containment
Free InsightVM Trial View All Features

With Rapid7 live dashboards, I have a clear view of all the assets on my network, which ones can be exploited, and what I need to do in order to reduce the risk in my environment in real-time. No other tool gives us that kind of value and insight.

– Scott Cheney, Manager of Information Security, Sierra View Medical Center

;