Synology
Synology Diskstation Manager Unified Controller: vulnerabilidades y CVE
Synology Diskstation Manager Unified Controller tiene 20 vulnerabilidades publicadas, 3 de ellas en los últimos 12 meses. 4 son críticas y 1 figuran en el catálogo de explotación activa de CISA.
CVE20
Últimos 12 meses3
Críticas4
Explotadas activamente1
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🔴 Explotadas activamente (CISA KEV)
| CVE | Severidad | EPSS | Explotación activa | Publicada | Descripción |
|---|---|---|---|---|---|
| CVE-2021-3156 | Alta (7.8) | 100% | ⚠ Explotación activa | 26 ene 2021 | Sudo before 1.9.5p2 contains an off-by-one error that can result in a heap-based buffer overflow, which allows privilege escalation to root via "sudoedit -s" and a command-line argument that ends with a single backslash… |
Últimas vulnerabilidades
| CVE | Severidad | EPSS | Explotación activa | Publicada | Descripción |
|---|---|---|---|---|---|
| CVE-2024-5401 | Alta (8.8) | 0.38% | — | 4 dic 2025 | Improper control of dynamically-managed code resources vulnerability in WebAPI component in Synology DiskStation Manager (DSM) before 7.1.1-42962-8 and 7.2.1-69057-2 and 7.2.2-72806 and Synology Unified Controller… |
| CVE-2024-45539 | Alta (7.5) | 0.48% | — | 4 dic 2025 | Out-of-bounds write vulnerability in cgi components in Synology DiskStation Manager (DSM) before 7.2.1-69057-2 and 7.2.2-72806 and Synology Unified Controller (DSMUC) before 3.1.4-23079 allows remote attackers to… |
| CVE-2024-45538 | Crítica (9.6) | 0.37% | — | 4 dic 2025 | Cross-Site Request Forgery (CSRF) vulnerability in WebAPI Framework in Synology DiskStation Manager (DSM) before 7.2.1-69057-2 and 7.2.2-72806 and Synology Unified Controller (DSMUC) before 3.1.4-23079 allows remote… |
| CVE-2023-2729 | Alta (7.5) | 0.88% | — | 13 jun 2023 | Use of insufficiently random values vulnerability in User Management Functionality in Synology DiskStation Manager (DSM) before 7.2-64561 allows remote attackers to obtain user credential via unspecified vectors. |
| CVE-2023-0142 | Alta (8.1) | 0.97% | — | 13 jun 2023 | Uncontrolled search path element vulnerability in Backup Management functionality in Synology DiskStation Manager (DSM) before 6.2.4-25556-8, 7.0.1-42218-7 and 7.1-42661 allows remote authenticated users with… |
| CVE-2022-22687 | Crítica (9.8) | 2.4% | — | 25 mar 2022 | Buffer copy without checking size of input ('Classic Buffer Overflow') vulnerability in Authentication functionality in Synology DiskStation Manager (DSM) before 6.2.3-25426-3 allows remote attackers to execute… |
| CVE-2021-29087 | Alta (7.5) | 1.4% | — | 23 jun 2021 | Improper limitation of a pathname to a restricted directory ('Path Traversal') vulnerability in webapi component in Synology DiskStation Manager (DSM) before 6.2.3-25426-3 allows remote attackers to write arbitrary… |
| CVE-2021-29086 | Alta (7.5) | 1.2% | — | 23 jun 2021 | Exposure of sensitive information to an unauthorized actor vulnerability in webapi component in Synology DiskStation Manager (DSM) before 6.2.3-25426-3 allows remote attackers to obtain sensitive information via… |
| CVE-2021-29085 | Alta (7.5) | 1.3% | — | 23 jun 2021 | Improper neutralization of special elements in output used by a downstream component ('Injection') vulnerability in file sharing management component in Synology DiskStation Manager (DSM) before 6.2.3-25426-3 allows… |
| CVE-2021-29084 | Alta (7.5) | 1.3% | — | 23 jun 2021 | Improper neutralization of special elements in output used by a downstream component ('Injection') vulnerability in Security Advisor report management component in Synology DiskStation Manager (DSM) before 6.2.3-25426-3… |
| CVE-2021-27649 | Crítica (9.8) | 2.0% | — | 23 jun 2021 | Use after free vulnerability in file transfer protocol component in Synology DiskStation Manager (DSM) before 6.2.3-25426-3 allows remote attackers to execute arbitrary code via unspecified vectors. |
| CVE-2021-26567 | Alta (7.8) | 1.1% | — | 26 feb 2021 | 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. |
| CVE-2021-26566 | Crítica (9) | 1.5% | — | 26 feb 2021 | Insertion of sensitive information into sent data vulnerability in synorelayd in Synology DiskStation Manager (DSM) before 6.2.3-25426-3 allows man-in-the-middle attackers to execute arbitrary commands via inbound… |
| CVE-2021-26565 | Media (5.9) | 0.74% | — | 26 feb 2021 | Cleartext transmission of sensitive information vulnerability in synorelayd in Synology DiskStation Manager (DSM) before 6.2.3-25426-3 allows man-in-the-middle attackers to obtain sensitive information via an HTTP… |
| CVE-2021-26564 | Alta (8.7) | 0.67% | — | 26 feb 2021 | Cleartext transmission of sensitive information vulnerability in synorelayd in Synology DiskStation Manager (DSM) before 6.2.3-25426-3 allows man-in-the-middle attackers to spoof servers via an HTTP session. |
| CVE-2021-26563 | Media (6.7) | 0.51% | — | 26 feb 2021 | Incorrect authorization vulnerability in synoagentregisterd in Synology DiskStation Manager (DSM) before 6.2.4-25553 allows local users to execute arbitrary code via unspecified vectors. |
| CVE-2021-26562 | Alta (8.1) | 1.9% | — | 26 feb 2021 | Out-of-bounds write vulnerability in synoagentregisterd in Synology DiskStation Manager (DSM) before 6.2.3-25426-3 allows man-in-the-middle attackers to execute arbitrary code via syno_finder_site HTTP header. |
| CVE-2021-26561 | Alta (8.1) | 2.1% | — | 26 feb 2021 | Stack-based buffer overflow vulnerability in synoagentregisterd in Synology DiskStation Manager (DSM) before 6.2.3-25426-3 allows man-in-the-middle attackers to execute arbitrary code via syno_finder_site HTTP header. |
| CVE-2021-26560 | Alta (7.4) | 0.77% | — | 26 feb 2021 | Cleartext transmission of sensitive information vulnerability in synoagentregisterd in Synology DiskStation Manager (DSM) before 6.2.3-25426-3 allows man-in-the-middle attackers to spoof servers via an HTTP session. |
| CVE-2021-3156 | Alta (7.8) | 100% | ⚠ Explotación activa | 26 ene 2021 | Sudo before 1.9.5p2 contains an off-by-one error that can result in a heap-based buffer overflow, which allows privilege escalation to root via "sudoedit -s" and a command-line argument that ends with a single backslash… |
🎯 Cómo se explota (técnicas ATT&CK)
Número de CVE de esta tecnología asignadas a cada técnica de explotación o de impacto principal.