Vulnerability Details : CVE-2022-20763
A vulnerability in the login authorization components of Cisco Webex Meetings could allow an authenticated, remote attacker to inject arbitrary Java code. This vulnerability is due to improper deserialization of Java code within login requests. An attacker could exploit this vulnerability by sending malicious login requests to the Cisco Webex Meetings service. A successful exploit could allow the attacker to inject arbitrary Java code and take arbitrary actions within the Cisco Webex Meetings application.
Products affected by CVE-2022-20763
- cpe:2.3:a:cisco:webex_meetings_online:wbs42.2.1-1:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2022-20763
0.60%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 79 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-20763
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.5
|
MEDIUM | AV:N/AC:L/Au:S/C:P/I:P/A:P |
8.0
|
6.4
|
NIST | |
|
5.4
|
MEDIUM | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N |
2.8
|
2.5
|
Cisco Systems, Inc. | |
|
8.8
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
CWE ids for CVE-2022-20763
-
The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.Assigned by:
- nvd@nist.gov (Primary)
- ykramarz@cisco.com (Secondary)
References for CVE-2022-20763
-
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webex-java-MVX6crH9
Cisco Webex Meetings Java Deserialization VulnerabilityVendor Advisory
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