How severe is CVE-2016-6370?

CVE-2016-6370 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-2016-6370 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-6370?

CVE-2016-6370 primarily affects Cisco Hosted Collaboration Mediation Fulfillment. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-6370?

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

When was CVE-2016-6370 published?

CVE-2016-6370 was published on 2016-09-12 and last updated on 2026-06-17.

CVE-2016-6370

CVE-2016-6370 is a medium-severity vulnerability in Cisco Hosted Collaboration Mediation Fulfillment 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-22.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
CVSS v2: 4.0
EPSS exploit prediction: 2% (82nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-22
Affected product: Cisco Hosted Collaboration Mediation Fulfillment
Published: 2016-09-12
Last modified: 2026-06-17

Description

Directory traversal vulnerability in the web interface in Cisco Hosted Collaboration Mediation Fulfillment (HCM-F) 10.6(3) and earlier allows remote authenticated users to read arbitrary files via a crafted pathname in an HTTP request, aka Bug ID CSCuz27255.

Frequently asked questions

What is CVE-2016-6370?: Directory traversal vulnerability in the web interface in Cisco Hosted Collaboration Mediation Fulfillment (HCM-F) 10.6(3) and earlier allows remote authenticated users to read arbitrary files via a crafted pathname in an HTTP request, aka Bug ID CSCuz27255.
How severe is CVE-2016-6370?: CVE-2016-6370 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-2016-6370 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-6370?: CVE-2016-6370 primarily affects Cisco Hosted Collaboration Mediation Fulfillment. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-6370?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2016-6370 published?: CVE-2016-6370 was published on 2016-09-12 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:a:cisco:hosted_collaboration_mediation_fulfillment:10.6\(1\)_base:*:*:*:*:*:*:*
cpe:2.3:a:cisco:hosted_collaboration_mediation_fulfillment:10.6\(2\)_base:*:*:*:*:*:*:*
cpe:2.3:a:cisco:hosted_collaboration_mediation_fulfillment:10.6\(3\)_base:*:*:*:*:*:*:*

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