#VU21083 Buffer overflow


Published: 2019-09-12

Vulnerability identifier: #VU21083

Vulnerability risk: High

CVSSv3.1:

CVE-ID: CVE-2019-13484

CWE-ID: CWE-119

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Xymon
Web applications / Remote management & hosting panels

Vendor: GNU

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in the status-log viewer CGI because of   expansion in the "appfeed.c". A remote attacker can trigger memory corruption and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Xymon: 4.0.0 - 4.3.28


CPE

External links
http://github.com/svn2github/xymon/blob/master/branches/4.3.28/web/appfeed.c
http://lists.debian.org/debian-lts-announce/2019/08/msg00032.html
http://lists.xymon.com/archive/2019-July/046570.html


Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?


Latest bulletins with this vulnerability