CVE-2021-26567
Severity Score
7.8
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
Stack-based buffer overflow vulnerability in frontend/main.c in faad2 before 2.2.7.1 allow local attackers to execute arbitrary code via filename and pathname options.
La vulnerabilidad de desbordamiento de búfer basada en la pila en frontend/main.c en faad2 versiones anteriores a 2.2.7.1 permite a los atacantes locales ejecutar código arbitrario a través de las opciones de nombre de archivo y ruta.
*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
- 2021-02-02 CVE Reserved
- 2021-02-26 CVE Published
- 2023-06-27 EPSS Updated
- 2024-09-16 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-121: Stack-based Buffer Overflow
- CWE-787: Out-of-bounds Write
CAPEC
References (2)
| URL | Tag | Source |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://github.com/knik0/faad2/commit/720f7004d6c4aabee19aad16e7c456ed76a3ebfa | 2023-06-26 |
| URL | Date | SRC |
|---|---|---|
| https://www.synology.com/security/advisory/Synology_SA_20_26 | 2023-06-26 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Synology Search vendor "Synology" | Vs960hd Firmware Search vendor "Synology" for product "Vs960hd Firmware" | - | - |
Affected
| in | Synology Search vendor "Synology" | Vs960hd Search vendor "Synology" for product "Vs960hd" | - | - |
Safe
|
| Synology Search vendor "Synology" | Skynas Firmware Search vendor "Synology" for product "Skynas Firmware" | - | - |
Affected
| in | Synology Search vendor "Synology" | Skynas Search vendor "Synology" for product "Skynas" | - | - |
Safe
|
| Synology Search vendor "Synology" | Diskstation Manager Unified Controller Search vendor "Synology" for product "Diskstation Manager Unified Controller" | 3.0 Search vendor "Synology" for product "Diskstation Manager Unified Controller" and version "3.0" | - |
Affected
| in | Synology Search vendor "Synology" | Uc3200 Search vendor "Synology" for product "Uc3200" | - | - |
Safe
|
| Synology Search vendor "Synology" | Diskstation Manager Search vendor "Synology" for product "Diskstation Manager" | < 6.2.3-25426-3 Search vendor "Synology" for product "Diskstation Manager" and version " < 6.2.3-25426-3" | - |
Affected
| ||||||
| Faad2 Project Search vendor "Faad2 Project" | Faad2 Search vendor "Faad2 Project" for product "Faad2" | < 2.2.7.1 Search vendor "Faad2 Project" for product "Faad2" and version " < 2.2.7.1" | - |
Affected
| ||||||