What’s Vulnerable › Vulnerabilities

CVE-2007-3837

• Severity: high (CVSS 7.8 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2007-07-17 · updated 2026-06-16

Description

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.

Affected products

• Hydrairc: 0.3.151

References

• http://osvdb.org/38625
• http://www.portcullis-security.com/uplds/advisories/HydraIRC_bof-07_007.txt
• https://exchange.xforce.ibmcloud.com/vulnerabilities/35408
• http://osvdb.org/38625
• http://www.portcullis-security.com/uplds/advisories/HydraIRC_bof-07_007.txt
• https://exchange.xforce.ibmcloud.com/vulnerabilities/35408

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