CVE-2021-20876 is a path traversal vulnerability affecting GroupSession Free, byCloud, and ZION editions up to version 5.1.1. An attacker with administrative privileges can exploit this flaw to access sensitive information stored outside the web root directory on the server. Rated 6.8 MEDIUM, this vulnerability requires high privileges (PR:H) but can be exploited over the network (AV:N) with low attack complexity (AC:L), leading to high confidentiality impact (C:H). There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 5.1.1CPE matchmatch criteria | cpe:2.3:a:groupsession:groupsession:*:*:*:*:cloud:*:*:* | ||
<= 5.1.1CPE matchmatch criteria | cpe:2.3:a:groupsession:groupsession:*:*:*:*:free:*:*:* | ||
<= 5.1.1CPE matchmatch criteria | cpe:2.3:a:groupsession:groupsession:*:*:*:*:zion:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 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.