This security bulletin contains one medium risk vulnerability.
CWE-400 - Resource exhaustion
Exploit availability: NoDescription
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to application does not properly control consumption of internal resources when processing a malicious delegation with a considerable number of non responsive nameservers. A remote attacker can trigger CPU high usage and perform a denial of service (DoS) attack.
The attack is known as "Non-Responsive Delegation Attack" (NRDelegation Attack).Mitigation
Install update from vendor's website.Vulnerable software versions
cflinuxfs3: before 0.336.0
Can this vulnerability be exploited remotely?
Is there known malware, which exploits this vulnerability?