Vulnerability Details CVE-2021-27771
User SID can be modified resulting in an Arbitrary File Upload or deletion of directories causing a Denial of Service. When interacting in a normal matter with the Sametime chat application, users hold a cookie containing their session ID (SID). This value is also used when sending chat messages, receiving notifications and/or transferring files.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 53.2%
CVSS Severity
CVSS v3 Score 8.2
CVSS v2 Score 6.5
Products affected by CVE-2021-27771
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cpe:2.3:a:hcltech:sametime:11.6