Back
CVE-2021-38121
Weak communication protocol identified in Advance Authentication client application
High8.3EPSS 0.18%
- Published
- Updated
- Reserved
- Assigned by
- OpenText
Description
Insufficient or weak TLS protocol version identified in Advance authentication client server communication when specific service is accessed between devices. This issue affects NetIQ Advance Authentication versions before 6.3.5.1
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| OpenTextCNA (assigner) | 3.1 | High8.3 | CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:L |
| NVDNVD · Analyzed | 3.1 | High8.8 | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.18% · top 92% of all CVEs (4 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: total
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.3.
Weakness
Affected products
OpenText · NetIQ Advance Authentication
- affected 6.3.5.1 – < <
References (1)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2021-38121)Record last updated .