CVE-2021-27771 Information

Description

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.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H

Reference

https://support.hcltechsw.com/csm?id=kb_article&sysparm_article=KB0097430

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

LOW

Availability Impact

LOW

Base Score

HIGH

Base Severity

7.6