Vulnerability Details : CVE-2021-43394
Unisys OS 2200 Messaging Integration Services (NTSI) 7R3B IC3 and IC4, 7R3C, and 7R3D has an Incorrect Implementation of an Authentication Algorithm. An LDAP password is not properly validated.
Vulnerability category: BypassGain privilege
Products affected by CVE-2021-43394
- cpe:2.3:a:unisys:messaging_integration_services:7r3b_ic3:*:*:*:*:*:*:*
- cpe:2.3:a:unisys:messaging_integration_services:7r3b_ic4:*:*:*:*:*:*:*
- cpe:2.3:a:unisys:messaging_integration_services:7r3c:*:*:*:*:*:*:*
- cpe:2.3:a:unisys:messaging_integration_services:7r3d:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-43394
0.31%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 70 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-43394
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST | |
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2021-43394
-
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-43394
-
https://public.support.unisys.com/common/public/vulnerability/NVD_Detail_Rpt.aspx?ID=66
Vulnerability Report - Flaws in NTSI LDAP AuthenticationVendor Advisory
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