Improper input validation in Cisco Meeting Server

CVE-2016-6445

A vulnerability in the Extensible Messaging and Presence Protocol (XMPP) service of the Cisco Meeting Server (CMS) before 2.0.6 and Acano Server before 1.8.18 and 1.9.x before 1.9.6 could allow an unauthenticated, remote attacker to masquerade as a legitimate user. This vulnerability is due to the XMPP service incorrectly processing a deprecated authentication scheme. A successful exploit could allow an attacker to access the system as another user.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

EPSS exploit prediction

EPSS: 0.025 (84.2th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 84th percentile — 84.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2016-6445: held from 0.025 to 0.025.

EPSS over last 30 days · oldest: 0.025 · newest: 0.025 · change: 0.000

Affected products

  • Cisco Meeting Server — versions 1.8.15, 1.8_base, 1.9.0
  • Cisco Meeting Server (Cms) Before 2.0.6 And Acano 1.8.18 1.9.x 1.9.6 — versions Cisco Meeting Server (CMS) before 2.0.6 and Acano Server before 1.8.18 and 1.9.x before 1.9.6

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2016-6445?
CVE-2016-6445 is a critical-severity vulnerability in Cisco Meeting Server, classified under Improper Input Validation. CVSS score: 9.1/10. Published 2016-10-27.
How severe is CVE-2016-6445?
Critical severity. CVSS v3 base score is 9.1 out of 10.