CVE-2009-4652

Name: CVE-2009-4652
Creator: NVD / NIST
Published: 2010-02-26T18:30:00.32+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.60%

Last modified Jun 16, 2026

CVE-2009-4652 is a vulnerability of currently unknown severity. The (1) Conn_GetCipherInfo and (2) Conn_UsesSSL functions in src/ngircd/conn.c in ngIRCd 13 and 14, when SSL/TLS support is present and standalone mode is disabled, allow remote attackers to cause a denial of service (application crash) by sending the MOTD command from another server in the same IRC network, possibly related to an array index error.. EPSS estimates a 1.60% chance of exploitation in the next 30 days.

Description

The (1) Conn_GetCipherInfo and (2) Conn_UsesSSL functions in src/ngircd/conn.c in ngIRCd 13 and 14, when SSL/TLS support is present and standalone mode is disabled, allow remote attackers to cause a denial of service (application crash) by sending the MOTD command from another server in the same IRC network, possibly related to an array index error.

Metrics

EPSS Probability

1.60%

72.8th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Ngircd	Ngircd	13
Ngircd	Ngircd	14

References

Timeline

Published: Feb 26, 2010
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2009-4652?

How severe is CVE-2009-4652?

Severity scoring for CVE-2009-4652 is pending analysis. The EPSS model estimates a 1.60% probability of exploitation in the next 30 days.

How do I fix CVE-2009-4652?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2009-4652?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST