CVE-2020-13435
sqlite: NULL pointer dereference in sqlite3ExprCodeTarget()
Severity Score
5.5
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
1
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
SQLite through 3.32.0 has a segmentation fault in sqlite3ExprCodeTarget in expr.c.
SQLite versiones hasta 3.32.0, presenta un error de segmentación en la función sqlite3ExprCodeTarget en el archivo expr.c.
A NULL pointer dereference flaw was found in SQLite when rewriting select statements for window functions. This flaw allows an attacker who can execute SQL statements, to crash the application, resulting in a denial of service.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2020-05-24 CVE Reserved
- 2020-05-24 CVE Published
- 2023-03-07 EPSS Updated
- 2024-08-04 CVE Updated
- 2024-08-04 First Exploit
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
- CWE-476: NULL Pointer Dereference
CAPEC
References (20)
| URL | Tag | Source |
|---|---|---|
| http://seclists.org/fulldisclosure/2020/Dec/32 | Mailing List |
|
| http://seclists.org/fulldisclosure/2020/Nov/19 | Mailing List |
|
| http://seclists.org/fulldisclosure/2020/Nov/20 | Mailing List |
|
| http://seclists.org/fulldisclosure/2020/Nov/22 | Mailing List |
|
| https://security.netapp.com/advisory/ntap-20200528-0004 | Third Party Advisory |
|
| https://support.apple.com/kb/HT211843 | X_refsource_confirm |
|
| https://support.apple.com/kb/HT211844 | X_refsource_confirm |
|
| https://support.apple.com/kb/HT211850 | X_refsource_confirm |
|
| https://support.apple.com/kb/HT211931 | X_refsource_confirm |
|
| https://support.apple.com/kb/HT211935 | X_refsource_confirm |
|
| https://support.apple.com/kb/HT211952 | X_refsource_confirm |
|
| https://www.oracle.com/security-alerts/cpuApr2021.html | X_refsource_misc |
|
| https://www.oracle.com/security-alerts/cpujul2020.html | X_refsource_misc |
|
| URL | Date | SRC |
|---|---|---|
| https://www.sqlite.org/src/info/7a5279a25c57adf1 | 2024-08-04 |
| URL | Date | SRC |
|---|
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Sqlite Search vendor "Sqlite" | Sqlite Search vendor "Sqlite" for product "Sqlite" | <= 3.32.0 Search vendor "Sqlite" for product "Sqlite" and version " <= 3.32.0" | - |
Affected
| ||||||
| Fedoraproject Search vendor "Fedoraproject" | Fedora Search vendor "Fedoraproject" for product "Fedora" | 32 Search vendor "Fedoraproject" for product "Fedora" and version "32" | - |
Affected
| ||||||