CVE-2020-13398
Publication date 22 May 2020
Last updated 25 August 2025
Ubuntu priority
Cvss 3 Severity Score
Description
An issue was discovered in FreeRDP before 2.1.1. An out-of-bounds (OOB) write vulnerability has been detected in crypto_rsa_common in libfreerdp/crypto/crypto.c.
Status
| Package | Ubuntu Release | Status | 
|---|---|---|
| freerdp | ||
| 20.04 LTS focal | Not in release | |
| 18.04 LTS bionic | 
                              
                               
                                Fixed 1.1.0~git20140921.1.440916e+dfsg1-15ubuntu1.18.04.2 
                                
                               
                             |      
                          
                            
                          
                        
                      |
| 16.04 LTS xenial | 
                              
                               
                                Fixed 1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.4 
                                
                               
                             |      
                          
                            
                          
                        
                      |
| 14.04 LTS trusty | Not in release | |
| freerdp2 | ||
| 20.04 LTS focal | 
                              
                               
                                Fixed 2.1.1+dfsg1-0ubuntu0.20.04.1 
                                
                               
                             |      
                          
                            
                          
                        
                      |
| 18.04 LTS bionic | 
                              
                               
                                Fixed 2.1.1+dfsg1-0ubuntu0.18.04.1 
                                
                               
                             |      
                          
                            
                          
                        
                      |
| 16.04 LTS xenial | Not in release | |
| 14.04 LTS trusty | Not in release | 
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 | High | 
| Availability impact | Low | 
| Vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L | 
References
Related Ubuntu Security Notices (USN)
- USN-4379-1
 - FreeRDP vulnerabilities
 - 1 June 2020
 - USN-4382-1
 - FreeRDP vulnerabilities
 - 4 June 2020
 - USN-4382-2
 - FreeRDP vulnerabilities
 - 26 November 2020