How severe is CVE-2020-37100?

CVE-2020-37100 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-37100 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-37100?

CVE-2020-37100 affects Flexense Syncbreeze. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-37100?

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-2020-37100 have an EU (EUVD) identifier?

Yes. CVE-2020-37100 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2020-30976.

When was CVE-2020-37100 published?

CVE-2020-37100 was published on 2026-02-03 and last updated on 2026-06-17.

CVE-2020-37100

CVE-2020-37100 is a high-severity vulnerability in Flexense Syncbreeze with a CVSS 3.x base score of 7.8. 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-428.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v4: 8.5
EPSS exploit prediction: 0% (8th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2020-30976
Weakness: CWE-428
Affected product: Flexense Syncbreeze
Published: 2026-02-03
Last modified: 2026-06-17

Description

Sync Breeze Enterprise 12.4.18 contains an unquoted service path vulnerability that allows local attackers to execute arbitrary code with elevated system privileges. Attackers can exploit the unquoted binary path by placing malicious executables in specific file system locations to hijack the service startup process.

Frequently asked questions

What is CVE-2020-37100?: Sync Breeze Enterprise 12.4.18 contains an unquoted service path vulnerability that allows local attackers to execute arbitrary code with elevated system privileges. Attackers can exploit the unquoted binary path by placing malicious executables in specific file system locations to hijack the service startup process.
How severe is CVE-2020-37100?: CVE-2020-37100 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-37100 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-37100?: CVE-2020-37100 affects Flexense Syncbreeze. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-37100?: 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-2020-37100 have an EU (EUVD) identifier?: Yes. CVE-2020-37100 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2020-30976.
When was CVE-2020-37100 published?: CVE-2020-37100 was published on 2026-02-03 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:flexense:syncbreeze:12.4.18:*:*:*:enterprise:*:*:*

More vulnerabilities in Flexense Syncbreeze

CVE-2018-6537 — Critical (CVSS 9.8): A buffer overflow vulnerability in the control protocol of Flexense SyncBreeze Enterprise v10.4.18 allows remote…
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