What is CVE-2014-0691?

CVE-2014-0691 is a high-severity vulnerability in Cisco Webex Meetings Server, classified under Insufficient Entropy. CVSS score: 7.3/10. Published 2017-10-24.

How severe is CVE-2014-0691?

High severity. CVSS v3 base score is 7.3 out of 10.

Vulnerability in Cisco Webex Meetings Server

CVE-2014-0691

Cisco WebEx Meetings Server before 1.1 uses meeting IDs with insufficient entropy, which makes it easier for remote attackers to bypass authentication and join arbitrary meetings without a password, aka Bug ID CSCuc79643.

Published 2017-10-24 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.010 (62.0th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 62nd percentile — 62.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

Cisco Webex Meetings Server

Weakness classification (CWE)

CWE-331 — Insufficient Entropy

References

www.cisco.com/c/en/us/td/docs/collaboration/CWMS/1_1/b_Release_Notes.html (Release Notes, Vendor Advisory)

Frequently asked questions

What is CVE-2014-0691?: CVE-2014-0691 is a high-severity vulnerability in Cisco Webex Meetings Server, classified under Insufficient Entropy. CVSS score: 7.3/10. Published 2017-10-24.
How severe is CVE-2014-0691?: High severity. CVSS v3 base score is 7.3 out of 10.