TI-2007-03721 Aliases CVE-2007-3837 GHSA-hx8r-p24q-f264

Heap-based buffer overflow in HydraIRC 0.3.151 allows remote IRC servers to cause a…

LOW 37Published 2007-07-17 · Updated 2024-08-07

Key facts

Attack vector: Network
Privileges required: None
User interaction: — Not recorded in CVSS 2.0
Attack complexity: Low
Impact type: —
Confidentiality · integrity · availability: None · None · Complete
Fix status: No fix listed

Attack profile from CVSS 2.0 · NVD. Fix status from CNA.

Summary

Heap-based buffer overflow in HydraIRC 0.3.151 allows remote IRC servers to cause a denial of service (application crash) via a long CTCP request message containing '%' (percent) characters.

Why it matters now

EPSS 0.01422 73rd percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:hydrairc:hydrairc:0.3.151:::::::*	0.3.151	Vulnerable	Hydrairc

cpe:2.3:a:hydrairc:hydrairc:0.3.151:*:*:*:*:*:*:* Versions 0.3.151 Vulnerable ·Hydrairc

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2007-3837
2026-10-03 Alias added: GHSA-hx8r-p24q-f264

References

Patch 1

http://www.portcullis-security.com/uplds/advisories/HydraIRC_bof-07_007.txt

Other 1

38625

TI-2007-03720 Format string vulnerability in HydraIRC 0.3.151 allows remote attackers to cause a denial… CVSS 2.0HIGH 7.8
TI-2008-03425 HydraIRC 0.3.164 and earlier allows remote attackers to cause a denial of service (NULL… CVSS 2.0MEDIUM 5.0

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences