Vulnerability · Published Jun 23, 2021 · Assigned by synology
CVE-2021-27649
Critical 9.8
In plain English
A critical-severity use-after-free in DiskStation Manager (DSM) from Synology. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.0% (higher than 81% of all known vulnerabilities).
Severity (CVSS 3.1)9.8Critical
Exploit odds (30 days)2.0%top 19.1% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Synology | DiskStation Manager (DSM) | unspecified – before 6.2.3-25426-3 |
Weakness: CWE-416 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
References
- https://www.synology.com/security/advisory/Synology_SA_20_26 x_refsource_CONFIRM