What is CVE-2023-52948?

CVE-2023-52948 is a medium-severity vulnerability in Synology Active Backup For Business Agent, classified under Missing Encryption of Sensitive Data. CVSS score: 5.0/10. Published 2024-09-26.

How severe is CVE-2023-52948?

Medium severity. CVSS v3 base score is 5.0 out of 10.

Is CVE-2023-52948 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Synology Active Backup For Business Agent

CVE-2023-52948

Missing encryption of sensitive data vulnerability in settings functionality in Synology Active Backup for Business Agent before 2.7.0-3221 allows local users to obtain user credential via unspecified vectors.

Published 2024-09-26 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.0 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.001 (0.3th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 0th percentile — 0.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-311 — Missing Encryption of Sensitive Data

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

www.synology.com/en-global/security/advisory/Synology_SA_24_11 (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2023-52948?: CVE-2023-52948 is a medium-severity vulnerability in Synology Active Backup For Business Agent, classified under Missing Encryption of Sensitive Data. CVSS score: 5.0/10. Published 2024-09-26.
How severe is CVE-2023-52948?: Medium severity. CVSS v3 base score is 5.0 out of 10.
Is CVE-2023-52948 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.