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CVE

CVE-2012-4435

fwknop before 2.0.3 does not properly validate IP addresses, which allows remote authenticated users to cause a denial of service (server crash) via a long IP address.

CVSS Score and Metrics +CVSS Score and Metrics -

CVSS V2 Severity:
CVSS Score : 4.0
Exploit Score: 8.0
Impact Score: 2.9

CVSS V2 Metrics:
Access Vector: NETWORK
Access Complexity: LOW
Authentication: SINGLE
Confidentiality: NONE
Integrity: NONE
Availability: PARTIAL

Reference:

http://www.openwall.com/lists/oss-security/2012/09/19/2

http://www.openwall.com/lists/oss-security/2012/09/20/2

fwknop-ipaddress-dos(79568)

http://www.cipherdyne.org/blog/2012/09/software-release-fwknop-2.0.3.html

http://www.cipherdyne.org/cgi-bin/gitweb.cgi?p=fwknop.git%3Ba=commitdiff%3Bh=263fa01f2af1d336961df320f1c7a9ea84ddac9a

http://www.cipherdyne.org/cgi-bin/gitweb.cgi?p=fwknop.git%3Ba=commitdiff%3Bh=f4c16bc47fc24a96b63105556b62d61c1ba7d799


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