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Fencer Vulns
critical 10.0

CVE-2000-0558 json

Buffer overflow in HP Openview Network Node Manager 6.1 allows remote attackers to execute arbitrary commands via the Alarm service (OVALAR…

published 2000-06-06 26 y ago modified 2026-06-16 4 mo ago also EUVD-2000-0555

cvss
10.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
5.2%
EPSS 5.2% chance of exploitation in 30 days, percentile 92%
public exploits
0
none known

Summary

Buffer overflow in HP Openview Network Node Manager 6.1 allows remote attackers to execute arbitrary commands via the Alarm service (OVALARMSRV) on port 2345.

Exploit prediction

5.21% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 10.0 AV:N/AC:L/Au:N/C:C/I:C/A:C

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.