What’s Vulnerable › Vulnerabilities

CVE-2003-1336

• Severity: critical (CVSS 9.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 35.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2003-12-31 · updated 2026-06-16
• Weakness: CWE-119

Description

Buffer overflow in mIRC before 6.11 allows remote attackers to execute arbitrary code via a long irc:// URL.

Affected products

• mIRC: through 6.1

References

• http://archives.neohapsis.com/archives/ntbugtraq/2003-q4/0060.html
• http://secunia.com/advisories/9996
• http://www.osvdb.org/2665
• http://www.securiteam.com/windowsntfocus/6M00B0U8KE.html
• http://www.securityfocus.com/bid/8819
• https://exchange.xforce.ibmcloud.com/vulnerabilities/13405
• http://archives.neohapsis.com/archives/ntbugtraq/2003-q4/0060.html
• http://secunia.com/advisories/9996
• http://www.osvdb.org/2665
• http://www.securiteam.com/windowsntfocus/6M00B0U8KE.html
• http://www.securityfocus.com/bid/8819
• https://exchange.xforce.ibmcloud.com/vulnerabilities/13405

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