CVE-2020-4128
HCL Domino is susceptible to a lockout policy bypass vulnerability in the ID Vault service. An...
HCL Domino is susceptible to a lockout policy bypass vulnerability in the ID Vault service. An unauthenticated attacker could use this vulnerability to mount a brute force attack against the ID Vault service.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
HCL Domino is susceptible to a lockout policy bypass vulnerability in the ID Vault service. An unauthenticated attacker could use this vulnerability to mount a brute force attack against the ID Vault service.
- Record
CVE-2020-4128- CVSS 3.1
- 5.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:N - Updated
- 2026-11-02
CVE List No score
HCL Domino is susceptible to a lockout policy bypass vulnerability in the ID Vault service. An unauthenticated attacker could use this vulnerability to mount a brute force attack against the ID Vault service.
- Record
CVE-2020-4128- Updated
- 2026-11-02
EUVDEUVD-2020-25375 No score
HCL Domino is susceptible to a lockout policy bypass vulnerability in the ID Vault service. An unauthenticated attacker could use this vulnerability to mount a brute force attack against the ID Vault service.
- Record
EUVD-2020-25375- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-fg8g-5752-vv79 No score
HCL Domino is susceptible to a lockout policy bypass vulnerability in the ID Vault service. An...
HCL Domino is susceptible to a lockout policy bypass vulnerability in the ID Vault service. An unauthenticated attacker could use this vulnerability to mount a brute force attack against the ID Vault service.
- Record
GHSA-fg8g-5752-vv79- Weakness
- CWE-287
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, products | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-4128 is a medium vulnerability (CVSS 5.3) in Hcl Domino, published December 1, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.95%, the 61st percentile. No source names a fixed version.