Vulnerability Details : CVE-2020-5426
Scheduler for TAS prior to version 1.4.0 was permitting plaintext transmission of UAA client token by sending it over a non-TLS connection. This also depended on the configuration of the MySQL server which is used to cache a UAA client token used by the service. If intercepted the token can give an attacker admin level access in the cloud controller.
Products affected by CVE-2020-5426
- cpe:2.3:a:vmware:pivotal_scheduler:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-5426
0.18%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 55 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-5426
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:N/A:N |
8.6
|
2.9
|
NIST | |
|
8.6
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L |
3.9
|
4.7
|
Pivotal Software, Inc. | |
|
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-2020-5426
-
The product transmits sensitive or security-critical data in cleartext in a communication channel that can be sniffed by unauthorized actors.Assigned by:
- nvd@nist.gov (Primary)
- security@pivotal.io (Secondary)
References for CVE-2020-5426
-
https://tanzu.vmware.com/security/cve-2020-5426
CVE-2020-5426: Scheduler for TAS can transmit privileged UAA token in plaintext | Security | VMware TanzuThird Party Advisory
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