Diskstation Manager Unified Controller
by Synology
CVEs (20)
| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2021-3156 | Hig | 0.67 | 7.8 | 0.99 | KEV | Jan 26, 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 character. | |
| CVE-2022-22687 | Cri | 0.64 | 9.8 | 0.02 | Mar 25, 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 arbitrary code via unspecified vectors. | ||
| CVE-2021-27649 | Cri | 0.64 | 9.8 | 0.02 | Jun 23, 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-2024-45538 | Cri | 0.62 | 9.6 | 0.00 | Dec 4, 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 attackers to execute arbitrary code via unspecified vectors. | ||
| CVE-2021-26562 | Cri | 0.59 | 9.0 | 0.02 | Feb 26, 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 | Cri | 0.59 | 9.0 | 0.02 | Feb 26, 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 | Cri | 0.59 | 9.0 | 0.01 | Feb 26, 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-2021-29085 | Hig | 0.56 | 8.6 | 0.01 | Jun 23, 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 remote attackers to read arbitrary files via unspecified… | ||
| CVE-2021-26566 | Hig | 0.54 | 8.3 | 0.01 | Feb 26, 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 QuickConnect traffic. | ||
| CVE-2021-26565 | Hig | 0.54 | 8.3 | 0.01 | Feb 26, 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 session. | ||
| CVE-2021-26564 | Hig | 0.54 | 8.3 | 0.01 | Feb 26, 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 | Hig | 0.53 | 8.2 | 0.01 | Feb 26, 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-2024-45539 | Hig | 0.49 | 7.5 | 0.00 | Dec 4, 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 conduct denial-of-service attacks via unspecified vectors. | ||
| CVE-2021-29087 | Hig | 0.49 | 7.5 | 0.01 | Jun 23, 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 files via unspecified vectors. | ||
| CVE-2021-29084 | Hig | 0.49 | 7.5 | 0.01 | Jun 23, 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 allows remote attackers to read arbitrary files via… | ||
| CVE-2023-0142 | Med | 0.42 | 6.5 | 0.01 | Jun 13, 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 administrator privileges to read or write arbitrary files via… | ||
| CVE-2023-2729 | Med | 0.38 | 5.9 | 0.01 | Jun 13, 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-2021-29086 | Med | 0.35 | 5.3 | 0.01 | Jun 23, 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 unspecified vectors. | ||
| CVE-2024-5401 | Med | 0.28 | 4.3 | 0.00 | Dec 4, 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 (DSMUC) before 3.1.4-23079 allows remote authenticated users to… | ||
| CVE-2021-26567 | Hig | 0.00 | 7.8 | 0.01 | Feb 26, 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. |
- risk 0.67cvss 7.8epss 0.99
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 character.
- risk 0.64cvss 9.8epss 0.02
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 arbitrary code via unspecified vectors.
- risk 0.64cvss 9.8epss 0.02
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.
- risk 0.62cvss 9.6epss 0.00
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 attackers to execute arbitrary code via unspecified vectors.
- risk 0.59cvss 9.0epss 0.02
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.
- risk 0.59cvss 9.0epss 0.02
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.
- risk 0.59cvss 9.0epss 0.01
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.
- risk 0.56cvss 8.6epss 0.01
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 remote attackers to read arbitrary files via unspecified…
- risk 0.54cvss 8.3epss 0.01
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 QuickConnect traffic.
- risk 0.54cvss 8.3epss 0.01
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 session.
- risk 0.54cvss 8.3epss 0.01
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.
- risk 0.53cvss 8.2epss 0.01
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.
- risk 0.49cvss 7.5epss 0.00
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 conduct denial-of-service attacks via unspecified vectors.
- risk 0.49cvss 7.5epss 0.01
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 files via unspecified vectors.
- risk 0.49cvss 7.5epss 0.01
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 allows remote attackers to read arbitrary files via…
- risk 0.42cvss 6.5epss 0.01
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 administrator privileges to read or write arbitrary files via…
- risk 0.38cvss 5.9epss 0.01
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.
- risk 0.35cvss 5.3epss 0.01
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 unspecified vectors.
- risk 0.28cvss 4.3epss 0.00
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 (DSMUC) before 3.1.4-23079 allows remote authenticated users to…
- risk 0.00cvss 7.8epss 0.01
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.