CVEvulnerability
CVE-2012-4435
4.0 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2012-10-22
- Last modified
- 2026-06-16
- Assigner
- [email protected]
- CVSS 2.0 ([email protected])
- 4.0 MEDIUM — AV:N/AC:L/Au:S/C:N/I:N/A:P
- Weaknesses
- CWE-20
Description
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.
Affected configurations
• cipherdyne fwknop (<= 2.0.2)
• cipherdyne fwknop 2.0
• cipherdyne fwknop 2.0.1
Related
Weakness · CWE (1)
- CWE-20 Improper Input Validation weakness
References
- http://www.cipherdyne.org/blog/2012/09/software-release-fwknop-2.0.3.html Vendor Advisory
- http://www.cipherdyne.org/cgi-bin/gitweb.cgi?p=fwknop.git%3Ba=commitdiff%3Bh=263fa01f2af1d336961df320f1c7a9ea84ddac9a www.cipherdyne.org
- http://www.cipherdyne.org/cgi-bin/gitweb.cgi?p=fwknop.git%3Ba=commitdiff%3Bh=f4c16bc47fc24a96b63105556b62d61c1ba7d799 www.cipherdyne.org
- http://www.openwall.com/lists/oss-security/2012/09/19/2 www.openwall.com
- http://www.openwall.com/lists/oss-security/2012/09/20/2 www.openwall.com
- http://www.openwall.com/lists/oss-security/2012/09/20/4 www.openwall.com
- https://exchange.xforce.ibmcloud.com/vulnerabilities/79568 exchange.xforce.ibmcloud.com
- http://www.cipherdyne.org/blog/2012/09/software-release-fwknop-2.0.3.html Vendor Advisory
- http://www.cipherdyne.org/cgi-bin/gitweb.cgi?p=fwknop.git%3Ba=commitdiff%3Bh=263fa01f2af1d336961df320f1c7a9ea84ddac9a www.cipherdyne.org
- http://www.cipherdyne.org/cgi-bin/gitweb.cgi?p=fwknop.git%3Ba=commitdiff%3Bh=f4c16bc47fc24a96b63105556b62d61c1ba7d799 www.cipherdyne.org
- http://www.openwall.com/lists/oss-security/2012/09/19/2 www.openwall.com
- http://www.openwall.com/lists/oss-security/2012/09/20/2 www.openwall.com
- http://www.openwall.com/lists/oss-security/2012/09/20/4 www.openwall.com
- https://exchange.xforce.ibmcloud.com/vulnerabilities/79568 exchange.xforce.ibmcloud.com