CVE-2019-13451

xymon: In Xymon through 4.3.28, a buffer overflow vulnerability exists inhistory.c.

CVE-2019-13451 is fixed in 2 products on 1 platform, first by xymon 4.3.29-1, released August 27, 2019. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
n/a
Medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0243
84th percentile

In Xymon through 4.3.28, a buffer overflow vulnerability exists inhistory.c.

Where it's fixed

ProductFixed inFixReleased
Linux
xymon · Ubuntu 20.04 LTS (focal) 4.3.29-1 xymon 4.3.29-1 Aug 27, 2019
xymon · Ubuntu 24.10 (oracular) 4.3.29-1 xymon 4.3.29-1 Jan 16, 2026
xymon · Ubuntu 25.04 (plucky) 4.3.29-1 xymon 4.3.29-1 Jan 16, 2026
xymon-client · Ubuntu 20.04 LTS (focal) 4.3.29-1 xymon-client 4.3.29-1 Aug 27, 2019
xymon-client · Ubuntu 24.10 (oracular) 4.3.29-1 xymon-client 4.3.29-1 Jan 16, 2026
xymon-client · Ubuntu 25.04 (plucky) 4.3.29-1 xymon-client 4.3.29-1 Jan 16, 2026

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