CVE-2021-27771 is a vulnerability affecting HCL Sametime chat applications, where a user's Session ID (SID) can be manipulated. This manipulation allows for arbitrary file uploads or the deletion of directories, leading to a Denial of Service. Rated 7.6 HIGH on CVSS, it has a low attack complexity and requires low privileges, potentially impacting confidentiality, integrity, and availability. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
11.6CPE matchmatch criteria | cpe:2.3:a:hcltech:sametime:11.6:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.