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Fencer Vulns
high 7.5

CVE-2006-2489 json

Integer overflow in CGI scripts in Nagios 1.x before 1.4.1 and 2.x before 2.3.1 allows remote attackers to cause a denial of service (crash…

published 2006-05-19 20 y ago modified 2026-06-16 4 mo ago also EUVD-2006-2489

cvss
7.5
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
5.6%
EPSS 5.6% chance of exploitation in 30 days, percentile 92%
public exploits
0
none known

Summary

Integer overflow in CGI scripts in Nagios 1.x before 1.4.1 and 2.x before 2.3.1 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a content length (Content-Length) HTTP header. NOTE: this is a different vulnerability than CVE-2006-2162.

Patch / fix

Exploit prediction

5.56% 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 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

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.