Jan. 25, 2023, 9:38 a.m. |

Ubuntu security notices ubuntu.com

It was discovered that PAM did not correctly restrict login from an IP
address that is not resolvable via DNS. An attacker could possibly use this
issue to bypass authentication.

address authentication bypass dns ip address issue login pam usn vulnerability

SOC 2 Manager, Audit and Certification

@ Deloitte | US and CA Multiple Locations

Information Security Engineers

@ D. E. Shaw Research | New York City

Security Solution Architect

@ Civica | London, England, United Kingdom

Information Security Officer (80-100%)

@ SIX Group | Zurich, CH

Cloud Information Systems Security Engineer

@ Analytic Solutions Group | Chantilly, Virginia, United States

SRE Engineer & Security Software Administrator

@ Talan | Mexico City, Spain