CVE-2019-13455

Public Exploit

Description

In Xymon through 4.3.28, a stack-based buffer overflow vulnerability exists in the alert acknowledgment CGI tool because of   expansion in acknowledge.c.

Category

9.8
CVSS
Severity: Critical
CVSS 3.0 •
CVSS 2.0 •
EPSS 1.05% Top 25%
Vendor Advisory xymon.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/svn2github/xymon/blob/master/branches/4.3.28/web/acknowledge.c third party advisory
https://lists.debian.org/debian-lts-announce/2019/08/msg00032.html third party advisory mailing list
https://lists.xymon.com/archive/2019-July/046570.html mailing list exploit vendor advisory

Frequently Asked Questions

What is the severity of CVE-2019-13455?
CVE-2019-13455 has been scored as a critical severity vulnerability.
How to fix CVE-2019-13455?
To fix CVE-2019-13455, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-13455 being actively exploited in the wild?
It is possible that CVE-2019-13455 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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