What’s Vulnerable › Vulnerabilities

CVE-2004-1940

• Severity: medium (CVSS 5.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 4.1% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2004-12-31 · updated 2026-06-16
• Weakness: CWE-125

Description

sipclient.cpp in KPhone 4.0.1 and earlier allows remote attackers to cause a denial of service (crash) via a STUN response packet with a large attrLen value that causes an out-of-bounds read.

Affected products

• Wirlab Kphone: through 4.0.1

References

• http://marc.info/?l=bugtraq&m=108244325924859&w=2
• http://www.securiteam.com/unixfocus/5PP0B1FCLY.html
• http://www.securityfocus.com/bid/10159
• http://www.wirlab.net/kphone/changes-4.0.2.html
• https://exchange.xforce.ibmcloud.com/vulnerabilities/15874
• http://marc.info/?l=bugtraq&m=108244325924859&w=2
• http://www.securiteam.com/unixfocus/5PP0B1FCLY.html
• http://www.securityfocus.com/bid/10159
• http://www.wirlab.net/kphone/changes-4.0.2.html
• https://exchange.xforce.ibmcloud.com/vulnerabilities/15874

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