CVE-2021-20378 describes a session invalidation vulnerability in IBM Guardium Data Encryption (GDE) versions 3.0.0.2 and 4.0.0.4. This flaw allows an authenticated user to impersonate another user after a logout event, posing a significant security risk. With a CVSS v3.1 score of 8.8 (High), the vulnerability is easily exploitable over the network with low complexity and no user interaction, leading to high impacts on confidentiality, integrity, and availability. There is currently no public exploit code available, nor is there evidence of active exploitation or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
3.0.0.2CPE matchmatch criteria | cpe:2.3:a:ibm:guardium_data_encryption:3.0.0.2:*:*:*:*:*:*:* | ||
4.0.0.4CPE matchmatch criteria | cpe:2.3:a:ibm:guardium_data_encryption:4.0.0.4:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
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.