How severe is CVE-2024-39348?

CVE-2024-39348 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-39348 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-39348?

CVE-2024-39348 primarily affects Synology Router Manager. In total, 20 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-39348?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2024-39348 have an EU (EUVD) identifier?

Yes. CVE-2024-39348 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-37911.

When was CVE-2024-39348 published?

CVE-2024-39348 was published on 2024-06-28 and last updated on 2026-06-17.

CVE-2024-39348

CVE-2024-39348 is a high-severity vulnerability in Synology Router Manager with a CVSS 3.x base score of 7.5. 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-494.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 0% (18th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-37911
Weakness: CWE-494
Affected product: Synology Router Manager
Published: 2024-06-28
Last modified: 2026-06-17

Description

Download of code without integrity check vulnerability in AirPrint functionality in Synology Router Manager (SRM) before 1.2.5-8227-11 and 1.3.1-9346-8 allows man-in-the-middle attackers to execute arbitrary code via unspecified vectors.

Frequently asked questions

What is CVE-2024-39348?: Download of code without integrity check vulnerability in AirPrint functionality in Synology Router Manager (SRM) before 1.2.5-8227-11 and 1.3.1-9346-8 allows man-in-the-middle attackers to execute arbitrary code via unspecified vectors.
How severe is CVE-2024-39348?: CVE-2024-39348 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-39348 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-39348?: CVE-2024-39348 primarily affects Synology Router Manager. In total, 20 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-39348?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2024-39348 have an EU (EUVD) identifier?: Yes. CVE-2024-39348 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-37911.
When was CVE-2024-39348 published?: CVE-2024-39348 was published on 2024-06-28 and last updated on 2026-06-17.

References

https://www.synology.com/en-global/security/advisory/Synology_SA_23_16

Affected products (20)

cpe:2.3:o:synology:router_manager:*:*:*:*:*:*:*:*
cpe:2.3:o:synology:router_manager:1.2.5-8227:-:*:*:*:*:*:*
cpe:2.3:o:synology:router_manager:1.2.5-8227:update1:*:*:*:*:*:*
cpe:2.3:o:synology:router_manager:1.2.5-8227:update10:*:*:*:*:*:*
cpe:2.3:o:synology:router_manager:1.2.5-8227:update2:*:*:*:*:*:*
cpe:2.3:o:synology:router_manager:1.2.5-8227:update3:*:*:*:*:*:*
cpe:2.3:o:synology:router_manager:1.2.5-8227:update4:*:*:*:*:*:*
cpe:2.3:o:synology:router_manager:1.2.5-8227:update5:*:*:*:*:*:*
cpe:2.3:o:synology:router_manager:1.2.5-8227:update6:*:*:*:*:*:*
cpe:2.3:o:synology:router_manager:1.2.5-8227:update7:*:*:*:*:*:*
cpe:2.3:o:synology:router_manager:1.2.5-8227:update8:*:*:*:*:*:*
cpe:2.3:o:synology:router_manager:1.2.5-8227:update9:*:*:*:*:*:*
cpe:2.3:o:synology:router_manager:1.3.1-9346:-:*:*:*:*:*:*
cpe:2.3:o:synology:router_manager:1.3.1-9346:update1:*:*:*:*:*:*
cpe:2.3:o:synology:router_manager:1.3.1-9346:update2:*:*:*:*:*:*
cpe:2.3:o:synology:router_manager:1.3.1-9346:update3:*:*:*:*:*:*
cpe:2.3:o:synology:router_manager:1.3.1-9346:update4:*:*:*:*:*:*
cpe:2.3:o:synology:router_manager:1.3.1-9346:update5:*:*:*:*:*:*
cpe:2.3:o:synology:router_manager:1.3.1-9346:update6:*:*:*:*:*:*
cpe:2.3:o:synology:router_manager:1.3.1-9346:update7:*:*:*:*:*:*

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