What is CVE-2021-1311?

CVE-2021-1311 is a medium-severity vulnerability in Cisco Webex Meetings Server, classified under Improper Restriction of Excessive Authentication Attempts. CVSS score: 5.4/10. Published 2021-01-13.

How severe is CVE-2021-1311?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Vulnerability in Cisco Webex Meetings Server

CVE-2021-1311

A vulnerability in the reclaim host role feature of Cisco Webex Meetings and Cisco Webex Meetings Server could allow an authenticated, remote attacker to take over the host role during a meeting. This vulnerability is due to a lack of prot…

EPSS: 0.013 (66.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L.

Affected products

Cisco Webex Meetings Server — versions n/a
Cisco Webex_meetings
Cisco Webex_meetings_server — versions 3.0, 4.0

Weakness classification (CWE)

CWE-307 — Improper Restriction of Excessive Authentication Attempts

References

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

Frequently asked questions

What is CVE-2021-1311?: CVE-2021-1311 is a medium-severity vulnerability in Cisco Webex Meetings Server, classified under Improper Restriction of Excessive Authentication Attempts. CVSS score: 5.4/10. Published 2021-01-13.
How severe is CVE-2021-1311?: Medium severity. CVSS v3 base score is 5.4 out of 10.