fwknop vulnerabilities (Debian)

3 vulnerabilities.

• fwknop Debian fwknop before 2.0.3 allow remote authenticated users to cause a denial of service (server crash)... CVE-2012-4434 Fix available 8.8 HighJanuary 9, 2020
• fwknop Debian Buffer overflow in the run_last_args function in client/fwknop.c in fwknop before 2.0.3, when... CVE-2012-4436 Fix available 4.4 MediumOctober 22, 2012
• fwknop Debian fwknop before 2.0.3 does not properly validate IP addresses, which allows remote authenticated... CVE-2012-4435 Fix available 4.0 MediumOctober 22, 2012