How severe is CVE-2014-2121?

CVE-2014-2121 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2014-2121 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-2121?

CVE-2014-2121 affects Cisco Hosted Collaboration Solution. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2014-2121?

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

When was CVE-2014-2121 published?

CVE-2014-2121 was published on 2014-03-19 and last updated on 2026-06-17.

CVE-2014-2121

CVE-2014-2121 is a medium-severity vulnerability in Cisco Hosted Collaboration Solution with a CVSS 2.0 base score of 5.0. 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: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 3% (86th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Cisco Hosted Collaboration Solution
Published: 2014-03-19
Last modified: 2026-06-17

Description

The Java-based software in Cisco Hosted Collaboration Solution (HCS) allows remote attackers to cause a denial of service (closing of TCP ports) via unspecified vectors, aka Bug IDs CSCug77633, CSCug77667, CSCug78266, CSCug82795, and CSCuh58643.

Frequently asked questions

What is CVE-2014-2121?: The Java-based software in Cisco Hosted Collaboration Solution (HCS) allows remote attackers to cause a denial of service (closing of TCP ports) via unspecified vectors, aka Bug IDs CSCug77633, CSCug77667, CSCug78266, CSCug82795, and CSCuh58643.
How severe is CVE-2014-2121?: CVE-2014-2121 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2014-2121 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (86th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-2121?: CVE-2014-2121 affects Cisco Hosted Collaboration Solution. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2014-2121?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2014-2121 published?: CVE-2014-2121 was published on 2014-03-19 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:cisco:hosted_collaboration_solution:-:*:*:*:*:*:*:*

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