CVE-2021-20378 json
IBM Guardium Data Encryption (GDE) 3.0.0.2 and 4.0.0.4 does not invalidate session after logout which could allow an authenticated user to…
published 2021-07-07 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-7796
- cvss
- 6.3
- version 3.0, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 37%
- public exploits
- 0
- none known
Summary
IBM Guardium Data Encryption (GDE) 3.0.0.2 and 4.0.0.4 does not invalidate session after logout which could allow an authenticated user to impersonate another user on the system. IBM X-Force ID: 195709.
Patch / fix
- ibm.com/support/pages/node/6469407 advisory
Exploit prediction
0.43% chance of exploitation in the next 30 days, higher than 37% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.0 | 6.3 | CVSS:3.0/I:L/UI:N/C:L/AC:L/S:U/AV:N/PR:L/A:L/E:U/RC:C/RL:O |
| NVD | 3.1 | 8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| CNA | 3.0 | 6.3 | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L |
| NVD | 2.0 | 6.5 | AV:N/AC:L/Au:S/C:P/I:P/A:P |
Affected products
- IBM Guardium Data Encryption
Classification
- Weakness
-
- CWE-613 DEPRECATED: Insufficient Session Expiration
References
-
ibm.com
/support/pages/node/6469407
patch, vendor-advisory
-
exchange.xforce.ibmcloud.com
/vulnerabilities/195709
vdb-entry, vendor-advisory
Sources
- CVE List CVE-2021-20378
- NVD CVE-2021-20378
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