system
Describe <CVE-2018-1060>.
user
What is <CVE-2018-1060>?
assistant
python before versions 2.7.15, 3.4.9, 3.5.6rc1, 3.6.5rc1 and 3.7.0 is vulnerable to catastrophic backtracking in pop3lib's apop() method. An attacker could use this flaw to cause denial of service..