CVE-2019-13455

moderate-risk
Published 2019-08-27

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.

Do I need to act?

~
1.0% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10 Critical
NETWORK / LOW complexity

Affected Products (2)

Affected Vendors

Debian Xymon

References (6)

Third Party Advisory https://github.com/svn2github/xymon/blob/master/branches/4.3.28/web/acknowledge....
Mailing List https://lists.debian.org/debian-lts-announce/2019/08/msg00032.html
Exploit https://lists.xymon.com/archive/2019-July/046570.html
Third Party Advisory https://github.com/svn2github/xymon/blob/master/branches/4.3.28/web/acknowledge....
Mailing List https://lists.debian.org/debian-lts-announce/2019/08/msg00032.html
Exploit https://lists.xymon.com/archive/2019-July/046570.html
42
/ 100
moderate-risk
Severity 32/34 · Critical
Exploitability 3/34 · Minimal
Exposure 7/34 · Low