CVE-2021-33184
Server-Side request forgery (SSRF) vulnerability in task management component in Synology...
Server-Side request forgery (SSRF) vulnerability in task management component in Synology Download Station before 3.8.15-3563 allows remote authenticated users to read arbitrary files via unspecified vectors.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Server-Side request forgery (SSRF) vulnerability in task management component in Synology Download Station before 3.8.15-3563 allows remote authenticated users to read arbitrary files via unspecified vectors.
- Record
CVE-2021-33184- CVSS 3.1
- 7.7 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N - Weakness
- CWE-918
- Updated
- 2026-11-02
EUVDEUVD-2021-19899
Server-Side request forgery (SSRF) vulnerability in task management component in Synology Download Station before 3.8.15-3563 allows remote authenticated users to read arbitrary files via unspecified vectors.
- Record
EUVD-2021-19899- CVSS 3.1
- 7.7 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-xqrp-5pxm-3qxh No score
Server-Side request forgery (SSRF) vulnerability in task management component in Synology...
Server-Side request forgery (SSRF) vulnerability in task management component in Synology Download Station before 3.8.15-3563 allows remote authenticated users to read arbitrary files via unspecified vectors.
- Record
GHSA-xqrp-5pxm-3qxh- Weakness
- CWE-918
- Updated
- 2026-11-02
NVD
Server-Side request forgery (SSRF) vulnerability in task management component in Synology Download Station before 3.8.15-3563 allows remote authenticated users to read arbitrary files via unspecified vectors.
- Record
CVE-2021-33184- CVSS 3.1
- 7.7 High
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N - CVSS 2.0
- 4.0 Medium
AV:N/AC:L/Au:S/C:P/I:N/A:N - Weakness
- CWE-918
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-33184 is a high vulnerability (CVSS 7.7) in Synology Download Station, published June 1, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.00%, the 63rd percentile. No source names a fixed version.