Is CVE-2009-1789 in the CISA KEV catalog?

No. CVE-2009-1789 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2009-1789?

CVE-2009-1789 has a CVSS v2 base score of 4.3 (MEDIUM).

What is the EPSS score for CVE-2009-1789?

CVE-2009-1789 has an EPSS score of 8.49% (94th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2009-1789?

Upgrade eggdrop on debian 11 to 1.6.19-1.2 or later.

CVE & CISA-KEV Catalog

CVE-2009-1789

MEDIUMEPSS 94th pctl

4.3

CVSS v2

NVD

Description

mod/server.mod/servmsg.c in Eggheads Eggdrop and Windrop 1.6.19 and earlier allows remote attackers to cause a denial of service (crash) via a crafted PRIVMSG that causes an empty string to trigger a negative string length copy. NOTE: this issue exists because of an incorrect fix for CVE-2007-2807.

How to fix

Remediation Available

eggdropDebian

Fixed in:1.6.19-1.2CVE-2009-1789

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

8.49%probability of exploitation in 30 days

94thpercentile

High risk: more likely to be exploited than 94% of all known CVEs.

References

Patch2

Vendor Advisory1

secunia.com

Other references13

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-23.