CVE-2017-12197
Publication date 18 January 2018
Last updated 17 July 2025
Ubuntu priority
Cvss 3 Severity Score
Description
It was found that libpam4j up to and including 1.8 did not properly validate user accounts when authenticating. A user with a valid password for a disabled account would be able to bypass security restrictions and possibly access sensitive information.
Status
| Package | Ubuntu Release | Status | 
|---|---|---|
| libpam4j | ||
| 16.04 LTS xenial | 
                              
                               
                                Fixed 1.4-2+deb8u1build0.16.04.1 
                                
                               
                             |      
                          
                            
                          
                        
                      |
| 14.04 LTS trusty | 
                              
                               
                                Fixed 1.4-2+deb8u1build0.14.04.1 
                                
                               
                             |      
                          
                            
                          
                        
                      
Severity score breakdown
| Parameter | Value | 
|---|---|
| Base score | 
                      
                      
                         | 
                  
| Attack vector | Network | 
| Attack complexity | Low | 
| Privileges required | Low | 
| User interaction | None | 
| Scope | Unchanged | 
| Confidentiality | High | 
| Integrity impact | None | 
| Availability impact | None | 
| Vector | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |