CVE-2020-13434
Publication date 24 May 2020
Last updated 25 August 2025
Ubuntu priority
Cvss 3 Severity Score
Description
SQLite through 3.32.0 has an integer overflow in sqlite3_str_vappendf in printf.c.
Status
| Package | Ubuntu Release | Status | 
|---|---|---|
| sqlite3 | 20.04 LTS focal | 
                              
                               
                                Fixed 3.31.1-4ubuntu0.1 
                                
                               
                             |      
                          
                            
                          
                        
                      
| 18.04 LTS bionic | 
                              
                               
                                Fixed 3.22.0-1ubuntu0.4 
                                
                               
                             |      
                          
                            
                          
                        
                      |
| 16.04 LTS xenial | 
                              
                               
                                Fixed 3.11.0-1ubuntu1.5 
                                
                               
                             |      
                          
                            
                          
                        
                      |
| 14.04 LTS trusty | 
                              
                               
                                Not affected 
                                
                               
                             |      
                          
                            
                          
                        
                      
Notes
leosilva
printf function support was added in 3.8.3 by commit https://github.com/sqlite/sqlite/commit/a5c1416d64b4b857721f085258b6ef1dcaeb6f5b
Patch details
| Package | Patch details | 
|---|---|
| sqlite3 | 
                        
  | 
                    
Severity score breakdown
| Parameter | Value | 
|---|---|
| Base score | 
                      
                      
                         | 
                  
| Attack vector | Local | 
| Attack complexity | Low | 
| Privileges required | Low | 
| User interaction | None | 
| Scope | Unchanged | 
| Confidentiality | None | 
| Integrity impact | None | 
| Availability impact | High | 
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H | 
References
Related Ubuntu Security Notices (USN)
- USN-4394-1
 - SQLite vulnerabilities
 - 10 June 2020