Is CVE-2021-28171 in the CISA KEV catalog?

No. CVE-2021-28171 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-28171?

CVE-2021-28171 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2021-28171?

CVE-2021-28171 has an EPSS score of 1.18% (64th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-28171?

Upgrade deltaflow to 7.7 or later.

CVE & CISA-KEV Catalog

CVE-2021-28171

CRITICAL

9.8

CVSS v3

NVD

Description

The Vangene deltaFlow E-platform does not take properly protective measures. Attackers can obtain privileged permissions remotely by tampering with users’ data in the Cookie.

CWE-522 CWE-565

How to fix

Remediation Available

deltaflowNVD

Affected:>= 4.0, < 7.7Fixed in:7.7CVE-2021-28171derived 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

1.18%probability of exploitation in 30 days

64thpercentile

Moderate risk: more likely to be exploited than 64% of all known CVEs.

References

Third-Party Advisory2

Embed a live status badge for CVE-2021-28171

Markdown

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HTML

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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.