Is CVE-2021-28123 in the CISA KEV catalog?

No. CVE-2021-28123 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-28123?

CVE-2021-28123 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2021-28123?

CVE-2021-28123 has an EPSS score of 1.43% (70th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-28123?

Upgrade cohesity dataplatform to 6.5.1b or later.

CVE & CISA-KEV Catalog

CVE-2021-28123

CRITICAL

9.8

CVSS v3

NVD

Description

Undocumented Default Cryptographic Key Vulnerability in Cohesity DataPlatform version 6.3 prior 6.3.1g, 6.4 up to 6.4.1c and 6.5.1 through 6.5.1b. The ssh key can provide an attacker access to the linux system in the affected version.

CWE-1188

How to fix

Remediation Available

cohesity dataplatformNVD

Affected:>= 6.5.1, < 6.5.1bFixed in:6.5.1bCVE-2021-28123derived 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 RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

1.43%probability of exploitation in 30 days

70thpercentile

Moderate risk: more likely to be exploited than 70% of all known CVEs.

References

Third-Party Advisory1

github.com

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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.