How severe is CVE-2022-43749?

CVE-2022-43749 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2022-43749 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-43749?

CVE-2022-43749 affects Synology Presto File Server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-43749?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2022-43749 published?

CVE-2022-43749 was published on 2022-10-26 and last updated on 2026-06-17.

CVE-2022-43749

CVE-2022-43749 is a medium-severity vulnerability in Synology Presto File Server with a CVSS 3.x base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-269.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-269
Affected product: Synology Presto File Server
Published: 2022-10-26
Last modified: 2026-06-17

Description

Improper privilege management vulnerability in summary report management in Synology Presto File Server before 2.1.2-1601 allows remote authenticated users to bypass security constraint via unspecified vectors.

Frequently asked questions

What is CVE-2022-43749?: Improper privilege management vulnerability in summary report management in Synology Presto File Server before 2.1.2-1601 allows remote authenticated users to bypass security constraint via unspecified vectors.
How severe is CVE-2022-43749?: CVE-2022-43749 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2022-43749 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-43749?: CVE-2022-43749 affects Synology Presto File Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-43749?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-43749 published?: CVE-2022-43749 was published on 2022-10-26 and last updated on 2026-06-17.

References

https://www.synology.com/security/advisory/Synology_SA_22_19

Affected products (1)

cpe:2.3:a:synology:presto_file_server:*:*:*:*:*:*:*:*

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