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CVE-2021-22899 (GCVE-0-2021-22899)

Vulnerability from cvelistv5 – Published: 2021-05-27 11:15 – Updated: 2025-10-21 23:25
VLAI CISA Previdian
Summary
A command injection vulnerability exists in Pulse Connect Secure before 9.1R11.4 allows a remote authenticated attacker to perform remote code execution via Windows Resource Profiles Feature
SSVC
Exploitation: active Automatable: no Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-02-07 12:32 UTC
CWE
  • CWE-77 - Command Injection - Generic (CWE-77)
References
Impacted products
Vendor Product Version CPE status
n/a Pulse Connect Secure Affected: Fixed in 9.1R11.4
CISA
Known Exploited Vulnerability - GCVE BCP-07 Compliant

Vulnerability ID: CVE-2021-22899

Status: Confirmed

Status Updated: 2021-11-03 00:00 UTC

Exploited: Yes


Timestamps
First Seen: 2021-11-03
Asserted: 2021-11-03

Scope
Notes: KEV entry: Ivanti Pulse Connect Secure Command Injection Vulnerability | Affected: Ivanti / Pulse Connect Secure | Description: Ivanti Pulse Connect Secure contains a command injection vulnerability that allows remote authenticated users to perform remote code execution via Windows File Resource Profiles. | Required action: Apply updates per vendor instructions. | Due date: 2022-05-03 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): Reference CISA's ED 21-03 (https://www.cisa.gov/news-events/directives/ed-21-03-mitigate-pulse-connect-secure-product-vulnerabilities) for further guidance and requirements. Note: The due date for addressing this vulnerability aligns with the requirements outlined in ED 21-03. https://nvd.nist.gov/vuln/detail/CVE-2021-22899

Evidence

Type: Vendor Report

Signal: Successful Exploitation

Confidence: 80%

Source: cisa-kev


Details
Cwes CWE-77
Feed CISA Known Exploited Vulnerabilities Catalog
Product Pulse Connect Secure
Due Date 2022-05-03
Date Added 2021-11-03
Vendorproject Ivanti
Vulnerabilityname Ivanti Pulse Connect Secure Command Injection Vulnerability
Knownransomwarecampaignuse Unknown

References

Created: 2026-02-02 13:26 UTC | Updated: 2026-02-06 07:53 UTC
Previdian
Known Exploited Vulnerability - GCVE BCP-07 Compliant

Vulnerability ID: CVE-2021-22899

Status: Confirmed

Status Updated: 2021-11-03 00:00 UTC

Exploited: Yes


Timestamps
First Seen: 2021-11-03
Asserted: 2021-11-03

Scope
Notes: KEVIntel entry: A command injection vulnerability exists in Pulse Connect Secure before 9.1R11.4 allows a remote authenticated attacker to perform remote code... | Affected: Pulse Secure / Pulse Connect Secure | CVSS: 8.8 (HIGH) | Used in malware: unknown | Not yet in CISA KEV: False

Evidence

Type: Public Report

Signal: Successful Exploitation

Confidence: 70%

Source: kevintel


Details
Feed KEVIntel (kevintel.com)
Title A command injection vulnerability exists in Pulse Connect Secure before 9.1R11.4 allows a remote authenticated attacker to perform remote code...
Vendor Pulse Secure
Product Pulse Connect Secure
Added Date 2021-11-03T00:00:00.000Z
Cvss Score 8.8
Epss Score None
Cvss Severity HIGH
Epss Percentile None
Used In Malware unknown
Ahead Of Cisa Kev None
Not Yet In Cisa Kev False

References

Created: 2026-06-23 11:13 UTC | Updated: 2026-06-23 11:13 UTC
Show details on NVD website

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}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

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Detection rules are retrieved from Rulezet.

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Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.


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