How severe is CVE-2017-3830?

CVE-2017-3830 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2017-3830 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-3830?

CVE-2017-3830 affects Cisco Meeting Server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-3830?

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.

When was CVE-2017-3830 published?

CVE-2017-3830 was published on 2017-02-22 and last updated on 2026-06-17.

CVE-2017-3830

CVE-2017-3830 is a high-severity vulnerability in Cisco Meeting Server 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-20.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 3% (83rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Cisco Meeting Server
Published: 2017-02-22
Last modified: 2026-06-17

Description

A vulnerability in an internal API of the Cisco Meeting Server (CMS) could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on the affected appliance. More Information: CSCvc89678. Known Affected Releases: 2.1. Known Fixed Releases: 2.1.2.

Frequently asked questions

What is CVE-2017-3830?: A vulnerability in an internal API of the Cisco Meeting Server (CMS) could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on the affected appliance. More Information: CSCvc89678. Known Affected Releases: 2.1. Known Fixed Releases: 2.1.2.
How severe is CVE-2017-3830?: CVE-2017-3830 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2017-3830 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-3830?: CVE-2017-3830 affects Cisco Meeting Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-3830?: 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.
When was CVE-2017-3830 published?: CVE-2017-3830 was published on 2017-02-22 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:cisco:meeting_server:2.1.0:*:*:*:*:*:*:*

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