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TI-2025-04898 Aliases CVE-2025-5451GHSA-83c3-4c79-gj5j

Stack-based buffer overflow in Ivanti Connect Secure

Priority LOW 24CWE-121Published · Updated

Key facts

Attack vector
Network
Privileges required
High
User interaction
None
Attack complexity
Low
Impact type
Denial of service
Confidentiality · integrity · availability
None · None · High
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-121 and the CVSS impact.

Summary

A stack-based buffer overflow in Ivanti Connect Secure before version 22.7R2.8 and Ivanti Policy Secure before version 22.7R1.5 allows a remote authenticated attacker with admin rights to trigger a denial of service.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00704 53rd percentileScored 2026-11-07
Fix Fixed Connect Secure (Ivanti): 22.7R2.8Policy Secure (Ivanti): 22.7R1.5

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
IvantiConnect Secure—22.7R2.8Patch availableCNA
IvantiPolicy Secure—22.7R1.5Patch availableCNA
  • Connect Secure VendorIvanti Affected — Fixed in 22.7R2.8 Patch available CNA
  • Policy Secure VendorIvanti Affected — Fixed in 22.7R1.5 Patch available CNA

CPE configurations NVD · 23

CPEVersionsRoleVendor
cpe:2.3:a:ivanti:connect_secure:*:-:*:*:*:*:*:*before 22.7VulnerableIvanti
cpe:2.3:a:ivanti:connect_secure:22.7:-:*:*:*:*:*:*22.7VulnerableIvanti
cpe:2.3:a:ivanti:connect_secure:22.7:r1:*:*:*:*:*:*22.7 r1VulnerableIvanti
cpe:2.3:a:ivanti:connect_secure:22.7:r1.1:*:*:*:*:*:*22.7 r1.1VulnerableIvanti
cpe:2.3:a:ivanti:connect_secure:22.7:r1.2:*:*:*:*:*:*22.7 r1.2VulnerableIvanti
cpe:2.3:a:ivanti:connect_secure:22.7:r1.3:*:*:*:*:*:*22.7 r1.3VulnerableIvanti
cpe:2.3:a:ivanti:connect_secure:22.7:r1.4:*:*:*:*:*:*22.7 r1.4VulnerableIvanti
cpe:2.3:a:ivanti:connect_secure:22.7:r1.5:*:*:*:*:*:*22.7 r1.5VulnerableIvanti
cpe:2.3:a:ivanti:connect_secure:22.7:r2:*:*:*:*:*:*22.7 r2VulnerableIvanti
cpe:2.3:a:ivanti:connect_secure:22.7:r2.1:*:*:*:*:*:*22.7 r2.1VulnerableIvanti
  • cpe:2.3:a:ivanti:connect_secure:*:-:*:*:*:*:*:* Versions before 22.7 Vulnerable ·Ivanti
  • cpe:2.3:a:ivanti:connect_secure:22.7:-:*:*:*:*:*:* Versions 22.7 Vulnerable ·Ivanti
  • cpe:2.3:a:ivanti:connect_secure:22.7:r1:*:*:*:*:*:* Versions 22.7 r1 Vulnerable ·Ivanti
  • cpe:2.3:a:ivanti:connect_secure:22.7:r1.1:*:*:*:*:*:* Versions 22.7 r1.1 Vulnerable ·Ivanti
  • cpe:2.3:a:ivanti:connect_secure:22.7:r1.2:*:*:*:*:*:* Versions 22.7 r1.2 Vulnerable ·Ivanti
  • cpe:2.3:a:ivanti:connect_secure:22.7:r1.3:*:*:*:*:*:* Versions 22.7 r1.3 Vulnerable ·Ivanti
  • cpe:2.3:a:ivanti:connect_secure:22.7:r1.4:*:*:*:*:*:* Versions 22.7 r1.4 Vulnerable ·Ivanti
  • cpe:2.3:a:ivanti:connect_secure:22.7:r1.5:*:*:*:*:*:* Versions 22.7 r1.5 Vulnerable ·Ivanti
  • cpe:2.3:a:ivanti:connect_secure:22.7:r2:*:*:*:*:*:* Versions 22.7 r2 Vulnerable ·Ivanti
  • cpe:2.3:a:ivanti:connect_secure:22.7:r2.1:*:*:*:*:*:* Versions 22.7 r2.1 Vulnerable ·Ivanti
Show 13 more CPE
CPEVersionsRoleVendor
cpe:2.3:a:ivanti:connect_secure:22.7:r2.2:*:*:*:*:*:*22.7 r2.2VulnerableIvanti
cpe:2.3:a:ivanti:connect_secure:22.7:r2.3:*:*:*:*:*:*22.7 r2.3VulnerableIvanti
cpe:2.3:a:ivanti:connect_secure:22.7:r2.4:*:*:*:*:*:*22.7 r2.4VulnerableIvanti
cpe:2.3:a:ivanti:connect_secure:22.7:r2.5:*:*:*:*:*:*22.7 r2.5VulnerableIvanti
cpe:2.3:a:ivanti:connect_secure:22.7:r2.6:*:*:*:*:*:*22.7 r2.6VulnerableIvanti
cpe:2.3:a:ivanti:connect_secure:22.7:r2.7:*:*:*:*:*:*22.7 r2.7VulnerableIvanti
cpe:2.3:a:ivanti:policy_secure:*:*:*:*:*:*:*:*before 22.7VulnerableIvanti
cpe:2.3:a:ivanti:policy_secure:22.7:-:*:*:*:*:*:*22.7VulnerableIvanti
cpe:2.3:a:ivanti:policy_secure:22.7:r1:*:*:*:*:*:*22.7 r1VulnerableIvanti
cpe:2.3:a:ivanti:policy_secure:22.7:r1.1:*:*:*:*:*:*22.7 r1.1VulnerableIvanti
cpe:2.3:a:ivanti:policy_secure:22.7:r1.2:*:*:*:*:*:*22.7 r1.2VulnerableIvanti
cpe:2.3:a:ivanti:policy_secure:22.7:r1.3:*:*:*:*:*:*22.7 r1.3VulnerableIvanti
cpe:2.3:a:ivanti:policy_secure:22.7:r1.4:*:*:*:*:*:*22.7 r1.4VulnerableIvanti
  • cpe:2.3:a:ivanti:connect_secure:22.7:r2.2:*:*:*:*:*:* Versions 22.7 r2.2 Vulnerable ·Ivanti
  • cpe:2.3:a:ivanti:connect_secure:22.7:r2.3:*:*:*:*:*:* Versions 22.7 r2.3 Vulnerable ·Ivanti
  • cpe:2.3:a:ivanti:connect_secure:22.7:r2.4:*:*:*:*:*:* Versions 22.7 r2.4 Vulnerable ·Ivanti
  • cpe:2.3:a:ivanti:connect_secure:22.7:r2.5:*:*:*:*:*:* Versions 22.7 r2.5 Vulnerable ·Ivanti
  • cpe:2.3:a:ivanti:connect_secure:22.7:r2.6:*:*:*:*:*:* Versions 22.7 r2.6 Vulnerable ·Ivanti
  • cpe:2.3:a:ivanti:connect_secure:22.7:r2.7:*:*:*:*:*:* Versions 22.7 r2.7 Vulnerable ·Ivanti
  • cpe:2.3:a:ivanti:policy_secure:*:*:*:*:*:*:*:* Versions before 22.7 Vulnerable ·Ivanti
  • cpe:2.3:a:ivanti:policy_secure:22.7:-:*:*:*:*:*:* Versions 22.7 Vulnerable ·Ivanti
  • cpe:2.3:a:ivanti:policy_secure:22.7:r1:*:*:*:*:*:* Versions 22.7 r1 Vulnerable ·Ivanti
  • cpe:2.3:a:ivanti:policy_secure:22.7:r1.1:*:*:*:*:*:* Versions 22.7 r1.1 Vulnerable ·Ivanti
  • cpe:2.3:a:ivanti:policy_secure:22.7:r1.2:*:*:*:*:*:* Versions 22.7 r1.2 Vulnerable ·Ivanti
  • cpe:2.3:a:ivanti:policy_secure:22.7:r1.3:*:*:*:*:*:* Versions 22.7 r1.3 Vulnerable ·Ivanti
  • cpe:2.3:a:ivanti:policy_secure:22.7:r1.4:*:*:*:*:*:* Versions 22.7 r1.4 Vulnerable ·Ivanti

Remediation

  • Fix · CNA Connect Secure (Ivanti) Fixed in 22.7R2.8
  • Fix · CNA Policy Secure (Ivanti) Fixed in 22.7R1.5

Timeline

  1. 2026-10-02 Threatist record created from CVE-2025-5451
  2. 2026-10-03 Alias added: GHSA-83c3-4c79-gj5j

References

Advisory 1

  • TI-2025-16349 Stack-based buffer overflow in Ivanti Connect Secure KEVCVSS 3.1CRITICAL 9.8
  • TI-2021-05754 Improper authentication in Pulse Connect Secure KEVCVSS 3.1CRITICAL 10.0
  • TI-2019-08600 In Pulse Secure Pulse Connect Secure (PCS) 8.2 before 8.2R12.1, 8.3 before 8.3R7.1, and… KEVCVSS 3.1CRITICAL 10.0
  • TI-2025-00226 Stack-based buffer overflow in Ivanti Connect Secure KEVCVSS 3.1CRITICAL 9.0
  • TI-2024-14549 Command injection in Ivanti ICS KEVCVSS 3.1CRITICAL 9.1
  • TI-2021-05760 Command injection in Pulse Connect Secure KEVCVSS 3.1HIGH 8.8
See all 132 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences