Buffer overflow in oops WWW proxy server 1.4.6 (and possibly other versions) allows remote attackers to execute arbitrary commands via a long host or domain name that is obtained from a reverse DNS lookup.
https://exchange.xforce.ibmcloud.com/vulnerabilities/6122
http://zipper.paco.net/~igor/oops/ChangeLog
Source: Mitre, NVD
Published: 2001-02-12
Updated: 2017-12-19
Base Score: 10
Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C
Severity: Critical
Base Score: 9.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H