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CVE-2021-22893

Improper Authentication: Is CVE-2021-22893 real, exploitable, or a false positive? Here's the community verdict.

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signals

public sources

Exploited in wild
Yes
CISA KEV
Public exploit
None known
Metasploit/EDB/PoC
Base severity
10 Critical
CVSS
Exploitation prob.
47%
FIRST EPSS
Weakness
CWE-287 · Improper Authentication
CWE

Confirmed exploited in the wild. Patch this first, regardless of the base score.

baseline read

auto · not a community verdict

Real — exploited in the wild

CISA confirms active exploitation. Treat scanner hits as true positives unless your specific version or config is unaffected.

Based on CISA KEV

Confirm or dispute →

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

Pulse Connect Secure 9.0R3/9.1R1 and higher is vulnerable to an authentication bypass vulnerability exposed by the Windows File Share Browser and Pulse Secure Collaboration features of Pulse Connect Secure that can allow an unauthenticated user to perform remote arbitrary code execution on the Pulse Connect Secure gateway. This vulnerability has been exploited in the wild.

References

NVD MITRE CVE.org CISA KEV

Published

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In your experience, is this finding real and exploitable?

awaiting field verdicts
Real, but not a risk here
Not a real issue

Curated baseline: TruePositive's read from public sources is Real & exploitable — a starting point, not a community verdict.

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Field notes & remediation

Verdicts are the quick signal. Notes are the evidence and fixes behind them.

  • 0
    Field note · TruePositive EditorialCurated

    This is confirmed exploited in the wild. It is in the CISA KEV catalog, so attackers are actively using it, not just researchers. It is reachable over the network with no authentication and no user interaction, which is the most dangerous profile. Patch this on priority and confirm the fix holds.

  • 0
    Remediation · TruePositive EditorialCurated

    Required action for Ivanti Pulse Connect Secure: Apply updates per vendor instructions. CISA set a federal remediation due date of 2022-05-03. After patching, verify the vulnerable path is no longer reachable before closing the finding.

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Related CVEs

Same weakness: CWE-287 · Improper Authentication.