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CVE-2021-1311
CVE information
Published
Last Modified
CVSSv2.0 Severity
CVSSv3.1 Severity
Impact Analysis
Description
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 protection against brute forcing of the host key. An attacker could exploit this vulnerability by sending crafted requests to a vulnerable Cisco Webex Meetings or Webex Meetings Server site. A successful exploit would require the attacker to have access to join a Webex meeting, including applicable meeting join links and passwords. A successful exploit could allow the attacker to acquire or take over the host role for a meeting..
CVSSv2.0 Score
- Severity
- Medium
- Base Score
- 5.5/10
- Exploit Score
- 8/10
- Access Vector
- Network
- Access Complexity
- Low
- Authentication Required
- Single
- Impact Score
- 4.9/10
- Confidentiality Impact
- None
- Availability Impact
- Partial
- Integrity Impact
- Partial
CVSSv3.1 Score
- Severity
- Medium
- Base Score
- 5.4/10
- Exploit Score
- 2.8/10
- Access Vector
- Network
- Access Complexity
- Low
- Privileges Required
- Low
- Impact Score
- 2.5/10
- Confidentiality Impact
- None
- Availability Impact
- Low
- Integrity Impact
- Low
- Scope
- Unchanged
- User Interaction
- None
Products Affected
CPE | Affected | Vulnerable | Excluding | Edit |
---|---|---|---|---|
cpe:2.3:a:cisco:webex_meetings_server:*:*:*:*:*:*:*:* |
Yes
|
- | 3.0 | |
cpe:2.3:a:cisco:webex_meetings_server:3.0:maintenance_releas |
Yes
|
- | - | |
cpe:2.3:a:cisco:webex_meetings_server:3.0:-:*:*:*:*:*:* |
Yes
|
- | - | |
cpe:2.3:a:cisco:webex_meetings_server:3.0:maintenance_releas |
Yes
|
- | - | |
cpe:2.3:a:cisco:webex_meetings_server:3.0:maintenance_releas |
Yes
|
- | - | |
cpe:2.3:a:cisco:webex_meetings_server:4.0:-:*:*:*:*:*:* |
Yes
|
- | - | |
cpe:2.3:a:cisco:webex_meetings_server:4.0:maintenance_releas |
Yes
|
- | - | |
cpe:2.3:a:cisco:webex_meetings_server:4.0:maintenance_releas |
Yes
|
- | - | |
cpe:2.3:a:cisco:webex_meetings_server:4.0:maintenance_releas |
Yes
|
- | - | |
cpe:2.3:a:cisco:webex_meetings_server:3.0:maintenance_releas |
Yes
|
- | - | |
cpe:2.3:a:cisco:webex_meetings:*:*:*:*:*:*:*:* |
Yes
|
- | 40.12.0 |