CVE & CISA-KEV Catalog

CVE-2023-20891

MEDIUM
6.5
CVSS v3
NVD

Description

The VMware Tanzu Application Service for VMs and Isolation Segment contain an information disclosure vulnerability due to the logging of credentials in hex encoding in platform system audit logs. A malicious non-admin user who has access to the platform system audit logs can access hex encoded CF API admin credentials and can push new malicious versions of an application. In a default deployment non-admin users do not have access to the platform system audit logs.

How to fix

Remediation Available
isolation segmentNVD
Affected:>= 4.0.0, < 4.0.4Fixed in:4.0.4CVE-2023-20891derived from NVD
tanzu application service for virtual machinesNVD
Affected:>= 4.0.0, < 4.0.5Fixed in:4.0.5CVE-2023-20891derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredLow
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityHigh
IntegrityNone
AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Exploit Intelligence

0.53%probability of exploitation in 30 days
41stpercentile

Moderate risk: more likely to be exploited than 41% of all known CVEs.

References

Related Vulnerabilities

Other CWE-532 vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2019-1622Medium5.379%--
CVE-2020-35234High7.563%-Fix
CVE-2023-43261High7.560%-Fix
CVE-2024-20440High7.551%--
CVE-2018-3609High8.122%--
CVE-2018-8719Medium5.316%--
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.