What’s Vulnerable › Vulnerabilities

CVE-2003-1377

• Severity: high (CVSS 8.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2003-12-31 · updated 2026-06-16
• Weakness: CWE-119

Description

Buffer overflow in the reverse DNS lookup of Smart IRC Daemon (SIRCD) 0.4.0 and 0.4.4 allows remote attackers to execute arbitrary code via a client with a long hostname.

Affected products

• Sircd: 0.4.0, 0.4.4

References

• http://www.securityfocus.com/archive/1/312924
• http://www.securityfocus.com/bid/6924
• https://exchange.xforce.ibmcloud.com/vulnerabilities/11409
• http://www.securityfocus.com/archive/1/312924
• http://www.securityfocus.com/bid/6924
• https://exchange.xforce.ibmcloud.com/vulnerabilities/11409

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