What is CVE-2020-3256?

CVE-2020-3256 is a medium-severity vulnerability in Cisco Hosted Collaboration Mediation Fulfillment, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 4.9/10. Published 2020-05-06.

How severe is CVE-2020-3256?

Medium severity. CVSS v3 base score is 4.9 out of 10.

XXE in Cisco Hosted Collaboration Mediation Fulfillment

CVE-2020-3256

A vulnerability in the web-based management interface of Cisco Hosted Collaboration Mediation Fulfillment (HCM-F) Software could allow an authenticated, remote attacker to gain read access to information that is stored on an affected syste…

Vulnerability class: XXE (XML External Entity)

EPSS: 0.012 (64.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.9 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N.

Affected products

Cisco Hosted Collaboration Mediation Fulfillment — versions n/a
Cisco Hosted_collaboration_mediation_fulfillment

Weakness classification (CWE)

CWE-611 — Improper Restriction of XML External Entity Reference (XXE)

References

psirt@cisco.com (x_refsource_CISCO, vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2020-3256?: CVE-2020-3256 is a medium-severity vulnerability in Cisco Hosted Collaboration Mediation Fulfillment, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 4.9/10. Published 2020-05-06.
How severe is CVE-2020-3256?: Medium severity. CVSS v3 base score is 4.9 out of 10.