Buffer overflow in Synology Drive Client
CVE-2023-52946
Buffer copy without checking size of input ('Classic Buffer Overflow') vulnerability in vss service component in Synology Drive Client before 3.5.0-16084 allows remote attackers to overwrite trivial buffers and crash the client via unspecified vectors.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H.
EPSS exploit prediction
EPSS: 0.005 (43.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 43rd percentile — 43.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.synology.com/en-global/security/advisory/Synology_SA_24_10 (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2023-52946?
- CVE-2023-52946 is a high-severity vulnerability in Synology Drive Client, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 8.2/10. Published 2024-09-26.
- How severe is CVE-2023-52946?
- High severity. CVSS v3 base score is 8.2 out of 10.
- Is CVE-2023-52946 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.